How can I make plasma colorfunction for my density plot

Colormaps for linear visual perception AND grayscale printing


How to set a property in an object with association syntax?


Eliminating the sawtooth edges in an image and improving the rending

High-quality RegionPlot3D for logical combinations of predicates


Plot Option Precedence while combining Plots with Show[]


How to calculate the Gauss curvature of any point of function with two variables

How to avoid mistakes when drawing Gaussian curvature image of explicit function?


MemberQ giving false when the answer is true?


Difference between surface plot in mathematica and matlab


How to add colors and legends to plots with "Show"

How to change plot style or other options after it was created


Partition a list into sublists of unequal lengths according to a list of lengths

Partitioning with varying partition size


Set Underflow precision in Mathematica 12 same as version 11.x

Underflow error General::munfl from E^x instead of Exp[x]


How to import definitions from front end into LocalSubmit


Plotting heat equation in a Manipulate expression

Boundary condition with spatial derivative is ignored by NDSolve


Picking certain pairs according to a condition


I need to run a coin toss simulation 100 times

Random coin toss; toss 10 coins; repeat 100 times


Not getting anti-aliasing with BarChart3D

How to draw Graphics3D items with straight border lines?


Anti-aliasing won't work when there is PlotStyle command


How can I make an X-Y scatter plot with histograms next to the X-Y axes?


How can I assign many values each to a different variable?

How to create symbols from strings and set values for them?


What are the standard colors for plots in Mathematica 10?


How do I use Map for a function with two arguments?


How to make lines more smooth in Graphics3D?


How to make the Menu key on my keyboard work in Mathematica

Opening a context menu (with the Menu key)


Change some option of a function when calling it


How to add something like a shadow to my resulting figure?

How can I make a 2D line plot with a drop shadow under the line?


Dynamic graphics appears first with wrong background

Transparent bitmaps or graphics in gui objects initially appear wrong


How to get all possible Rules and Elements of Functions like ExportString

How to get a list of available appearance/styles/Methods?


Change the order of magnitude on the y axis Ticks with ListPlot


Changing coordinates or rotating finished 3d Graphics

How to transform and combine multiple Graphics3D into one?


How can I control the controlplacement of Manipulate?

Placing Manipulate controls in multiple columns


Element-wise SeriesCoefficient for matrix

Decomposing a matrix with polynomial elements into a polynomial with matrix coefficients


How to combine scaled, rotated, etc. graphics objects?


White regions in DensityPlot — is this a bug with ColorFunctionScaling?


Change entire column of matrix using its own elements for calculations

Elegant operations on matrix rows and columns


Plot a perfect looking circle using two functions, always look like an ellipse

Change the height of a function being plotted


Sort lists according to the order of another


InputAliases and SelectionPlaceholder issue in V10


Simutaneously evaluate two expression in the same notebook


Why can't I pass in a product of matrices in my modified matrixform?


Mathematica 10 : Where is the Mathematica Book?

Where is the "Function Navigator" and "Virtual Book" gone?


Individually labeling plots generated by Map

Different results with Plot option "Evaluated" in V9 and V10


Suppressing reduction in fraction box size in multi-level fractions


How to avoid joining MathieuCharacteristicA in a plot?


GW150914 gravitational wave detection incident analysis

Extracting and displaying data from GW150914 hdf5 files


Using a PatternTest versus a Condition for pattern matching


why head Association cannot be replaced by head List


What is that Root[...] inside the answer represent?


Contracting with Levi-Civita (totally antisymmetric) tensor


How can I append associations with uneven elements?

Can't get Append to append a record (association) to a dataset


Manipulate gives the output as a blank plot, but I'm not sure why

How are parameters evaluated for a Plot in Manipulate


Fit convoluted Gaussian and Lorentzian functions to a peak profile

Unable to fit function convolved with NIntegrate with FindFit even with NumericQ


Change the size of a graphic inside a legend

How to add PlotLegends in a Show function?


How to make equidistant or split ListPoint


Restarting Mathematica causes an animation to fail to run

saving Manipulate data inside a notebook


Reducing Output length by introducing new variables

Can I simplify an expression into form which uses my own definitions?


How to fit data with numerical solution of system of parametric ODE?

How to fit 3 data sets to a model of 4 differential equations?


Is there a simple way to plot complex numbers satisfying a given criteria


Faster Alternative to DeleteDuplicates for deleting elements in list

DeleteDuplicatesBy is not performing as I'd hoped. Am I missing something?


Can Mathematica identify formulae or sequences of numbers?


How do I make my function behave more like Plot?

Syntax highlighting for your own functions


How do I format expressions so that replacement rules correctly apply to exponents?


Is there a function that, given a rational function, will return the general term of its infinite series expansion?


Sort lists according to the order of another


Plot3D fails to display a discontinuous function


How to make a region plot indicating the largest among a set of functions

Plot the plane so different condition has a different color


How to make Eigensystem in version 10 produce the same results as version 9

How get eigenvectors without phase jump?


Why would this function work only when I make a copy of the variable?

What are the most common pitfalls awaiting new users?


Merging lists and adding common elements

Combining values in one column (or part) when values in another column (or part) match


Is there any PythonForm ? to automate Sin[] to math.sin()?

Prepare mathematica output to be parsed in Python


How to set up the Fourier domain for a Fourier Transform?

What's the correct way to shift zero frequency to the center of a Fourier Transform?


Developing Mathematica applications with IntelliJ IDEA


Fill the gap between two consecutive sphere with different colors


Generate all strings of fixed length from an alphabet

How to create a list of pairs from 1d list(s)?


How to define a variable updating function?


Optimization of recursive functions by using the //. operator


Is there any way to get Times displayed as $\cdot, *,$ or $\times$ in output form?

Telling mathematica to output * instead of space for multiplication, so I can copy as plain text


Maximizing a function defined using NIntegrate


Grid - sizing and spacing problems with spanning cells


Convert Graphics3D containing BSpline to polygon primitives for export to 3DS?


double-backslash-file path problem@version 10.0

Mathematica 10 doesn't support path containing Chinese characters


Combining values in one column (or part) when values in another column (or part) match


Defining a function with parameters as variables


Remove curly brackets _completely_ to map a function to the elements of a list

How can I change a list to a sequence without destroying nested list


Use FindRoot solution as number in function

What are the most common pitfalls awaiting new users?


How to explain the behavior of Rule inside these functions

How to make a function that evaluates an expression?


How to enter matrices in block matrix format?


Coloring a shape according to a function


How to "merge" various graphics 2d into one 3d graphic?


How to prevent function from substituting the part of the parameter name if it has a subscript?

Print indexed (by subscript) variable name systematically


Filling between two spheres in SphericalPlot3D


Get the coordinates from ContourPlot and RegionPlot


How do I create a package from an existing notebook?


Numerically integrating a list-valued function

NIntegrate receiving a function with NumericQ which returns a list


Dataset and string conversion, using Internal`StringToDouble


ArrayPlot copied to PDF shows blurred mesh


How to graph the revolution of solid limited by 2 points in x axis

RevolutionPlot3D: but NOT revolving about the z axis


General::ivar is not a valid variable when plotting - what actually causes this and how to avoid it?


Exporting a compiled function for later use

Save a C compiled function without losing the blessing of C compiler


Listable compiled functions used in NMinimize

ParallelEvaluate for function minimization


How to make Epilog render behind the main plot

How to insert graphics primitives into a plot?


How to do a region plot with many functions

Plot the plane so different condition has a different color


Transformation of Derivatives under change of coordinates

Change variables in differential expressions


Assign the results from a Solve to variable(s)


Local variables whose definitions depend on each other


CompiledFunction with multiple outputs of different ranks

How to force Compile to return multiple results?


Multiple down-values with exactly the same lefthand side


How do I tweak the input assistant to use string completion on my own functions?

Argument completions for user-defined functions


How can I define a Listable function only apply to a vector?


How to Export this animation as a gif file for powerpoint presentation


How to create symbols from strings and set values for them?


Purpose of construct `With[{var=myComputation[...]}, var/;True]`?


Why aren't these additions of integrals and summations equal?


Is it possible to insert an animated image into Mathematica notebook?


How does epilog position work in logplots?


Use MATHEMATICA to calculate the volume of the solid

Calculating volume between two surfaces of revolution


Can Eigenvalues[] and Eigenvectors[] be assumed to return the same ordering?


Built-in unit strings recognized by Quantity?


How to extract the probability density function from SmoothHistogram?


Mathematica 10 'Formatting Notebook Contents'


Use ColorFunction in ListLinePlot with If


How do I generate n random numbers with an extra condition

Uniformly distributed n-dimensional probability vectors over a simplex


Random real numbers that sum up to specific value


Where can I find examples of good Mathematica programming practice?


Initializing Manipulator value within DialogInput (version 10.1 only)


Is there a guideline about when to end expressions with semicolons?


Show command missing red dots from one of the function

Plot Option Precedence while combining Plots with Show[]


How to create permanent intra-notebook links

How to create a Hyperlink within the current Notebook?


How can I transfer mathematical expressions between Mathematica and Maple?


Unexpected behavior of rule matching a pattern


How to name a variable with the value of another variable?


What are the most common pitfalls awaiting new users?


How to identify all rules that match pattern type?


How can I name to a saved file with the numerical values of some specific parameters?

How can I automatically name files being exported based on input parameters


Solving a Volterra integral equation numerically


Problem with code from Stan Wagon's book


How do I assign the solutions of an equation to separate variables?

Assign the results from a Solve to variable(s)


How do you stack 2D graphics into a 3D graphic?


Best way to extract values from a list of rules?


How may I avoid ParametricPlot3D clipping?


How to plot a function defined by an expression containing integrals


Function to list Collatz sequence doesn`t work


Exported CDF file does not include GeoGraphics

Manipulate runs fine normally, but gives errors as a CDF


How to change plot style or other options after it was created


Why can not the vector be transposed in integrating over a region?

Matrix Multiplication in context of row and column vectors


Program to demonstrate rotation according to quaternion values

Converting a rotation matrix to a quaternion


"Part specification is longer than depth" warning in Position function


I keep writing functions like this one: subtract[{a_, b_}] := Subtract[a, b]


Why does this pattern with Plus not work for numbers?


How do I clear all user defined symbols?


Dr. StrangeNumbers or: How I Learned to Stop Worrying and Love Floating Point Arithmetic


Plotting a dispersion curve with complex wavevectors

Evaluating Real and Imaginary parts in a dispersion equation via ContourPlot


What is Mathematica's comment-to-line-end token?

Is there a syntax for single-line comments for notebooks?


Correct definition of a function to be passed to Nintegrate

An elegant way to plot a numeric function that returns a list, and have each element in a different color


Why this shadowing when dealing with a dataset?

Streaming`LazyList`Testing may have a leak


Mathematica 10.2 Manipulate function settings problem

Initializing Manipulator value within DialogInput (version 10.1 only)


Creating multicolored meshed plots (connected scatter plots) using ListPlot


Why insert menu shortcuts sometime run other actions?

Ctrl-V doesn't paste, it opens Find and Replace dialog instead


How can I find the formal derivative of a polynomial w.r.t. to its coefficients


How to prevent Mathematica 10 from instantly displaying hover menus?

How to disable the small pop-up windows when mouse is over a Mathematica command in V10?


How do you force Mathematica to list all values of some multi-valued complex function at some point?


Cases vs Select, Pattern vs Pure function

Why is there a difference when formulating patterns for Select and FirstPosition?


Can Eigenvalues[] and Eigenvectors[] be assumed to return the same ordering?


Is ? and Information equivalent? Are they the same in Linux and Windows?

Internal Representation of ?name and ??name


Strange behaviour of order of execution or bug?


Show[cp1,cp2, ...] but PlotLabel in cp2 does not show up

Plot Option Precedence while combining Plots with Show[]


Why doesn't the Round function work on decimals and how to fix it or work around it

How to prevent Round with hidden fractions


1/x integration giving 0 instead of infinity

What exactly does GenerateConditions do?


How can an argument of the form f[t] be injected into the RHS of a function definition

Define a function with a function for an input


What does the construct f[x_] := f[x] = ... mean?


Implementing a safe ValueQ that does not evaluate its argument


Create region from set of lines and arcs

Create region from polygons and tangential line segments


Show Combining of RegionPLot and ContourPlot

Removing unwanted appearance of underlying mesh


How to get a list of discontinuous points from a piecewise function

How to efficiently get breakpoints of piecewise functions


Mathematica 10.2 Problem with Shading between polar graphs


How does Mathematica calculate its AdjacencyMatrix[ ] and VertexDegree[ ]


Can Button[] generate output without using Print[]?


How to plot an ellipsoid from an implicit equation


Using the Menu Color Palette in Plot Specifications

Making ColorSetter work like a PasteButton


Extract frames as image files from video files


How to delete some elements from a list?

What are the most common pitfalls awaiting new users?


Evaluation inside Button stops after some seconds


Preventing a Print expression from generating a new cell each time it executed


Is it possible to prerender animation in Wolfram Mathematica?


How to plot market share data in standard form


How to speed up a high dimensional numerical integration of Gaussian-form integrand

How to deal with complicated Gaussian integrals in Mathematica?


How to program efficient undershoot/overshoot


How to ValueQ a symbol, constructing the symbol name from strings?

How can I test properties of a symbol from the string name without the symbol completely evaluating


How to remove Conjugate when it appears in a real-valued expression?


How can I determine `Parameters` for use in `URLFetch`?


Confused by results of a simple computation


How to simulate a non-White Gaussian process?

How can I generate a sin wave with power law noise?


Force Mathematica to take real values of cube roots in expressions when simplifying

Finding real roots of negative numbers (for example, $\sqrt[3]{-8}$)


Colors in `ParametricPlot` are inconsistent

Plot draws list of curves in same color when not using Evaluate


Mathematica doesn't evaluate LinearSolve Function properly

Why does MatrixForm affect calculations?


How to extract an answer on Mathematica.SE as an image


Parametric plot refuses to assign unique plot styles


Should I add a semicolon after a function definition?

Is there a guideline about when to end expressions with semicolons?


Mathematics arbitrary precision evaluation

Confused by (apparent) inconsistent precision


How to extract all the coefficients of a homogeneous polynomial

Easiest way to extract the coefficient of a polynomial


How can I convert from a set of lists to equations in the form LaTeX?

Bug in Mathematica TeXForm generating \left\left


Behavior of Inner depends on List dimensions?


How I can calculate product of series matrices


How do I get a list of unique random integers? Avoiding numbers being drawn twice


Strange behavior of derivative when using Abs[]


How can I scale tick marks without scaling my function?


Apply multiple functions to parts of a nested list

Map-Thread-Through-Apply a list of functions onto a list of (lists of) values


How to plot the difference between two regions?

High-quality RegionPlot3D for logical combinations of predicates


Volume of a Region defined by Inequalities

Intersection of volumes defined by inequalities


how to permute list of number{1,2,3,...,n},while preserve the order of first m terms as well as the last n-m terms?


Given a function of two variables, how can I define a 2nd function that is the integral of the 1st w.r.t. one of the variables?

Efficient evaluation of functions defined by NIntegrate


How to convert from UTM coordinates to LatLong?

How to convert from and to UTM coordinates in Mathematica?


Generate rule that replaces if string matches pattern

How do I perform string matching and replacements?


Can you define "| |" to be the same as "Abs[ ]"?

Is there a keybinding for absolute value?


Is there a better way to produce a shape with exclusions in RegionPlot3D?


Solving a System of Simultaneous Equations


Use ColorFunction in ListLinePlot with If


How to generate higher dimensional convex hull?


How to define a function to save a list to a same-name file


Does Mathematica interprets representations of Dirac's Delta?

Teaching Mathematica more about DiracDelta and KroneckerDelta


Plotting several 2D plots on one 3D graph


How to plot a function containing $\pm$ and unlimited solutions $n$?


What does it mean when Mathematica returns a zero "eigenvector"?


How to display an image at native size on a display using CreatePalette?

How do I display imported images at actual size?


Print joined string with variable superscript

Converting StringForm output to a string produces unexpected results


ImplicitRegion RegionPlot fails for circle in 10.4.1

1D ImplictRegion can not be plotted with RegionPlot


Solving the Helmholtz equation in polar coordinates


How to implement multiple EventHandlers?

How do I generate a list of delayed rules?


Plot draws list of curves in same color when not using Evaluate


What are the use cases for different scoping constructs?


Filling between two plots up to some boundaries only

Filling only when one curve is below the other


Taylor series representation as an infinite sum


Infinite Sum - Result not correct for all cases?


Increasing the thickness of a 3D surface

Increase 3D Graph thickness for 3D printing in Mathematica?


ReplaceAll and PlotStyle and PlotLegends in multiple curves


Is it possible to let LibraryLink return multiple results?

Returning multiple results from a LibraryLink function


How can I evaluate an integration with another defined integration inside it?

Double application of NIntegrate produces unexpected error messages


Why Doesn't PointLegend Work With Rotated Graphics

Why does Rotate in PlotMarkers behave strangely?


Augmenting the the 2nd column in an N x 2 array

Elegant operations on matrix rows and columns


Set Attributes -> Orderless for only some variables in a function?

Recognizing special cases of a defined function for permuted arguments


Flatten command: matrix as second argument


Solvinh three coupled linear partial differential equations

solve three coupled linear partial differential equations with space and time variables using NDSolve


Numerically solving an equation in which variable is the upper limit of an integral


How to Solve Equation involving minimizer from NMinimize

What are the most common pitfalls awaiting new users?


How do I exclude the vertical line plotted at a discontinuity?


Randomly selecting elements without repetition


How are parameters evaluated for a Plot in Manipulate


How do you obtain the limits of the domain of an interpolated function?

What are some useful, undocumented Mathematica functions?


How to save ChemicalData queries so that they are available immediately on notebook load?


DelaunayMesh in a specified closed region - creating a concave hull from a set of points


Individually labeling plots generated by Map


Delete row which contains specifc elements


Mapping DateDifference with specific first argument across list

How do I use Map for a function with two arguments?


What's the correct way to shift zero frequency to the center of a Fourier Transform?


Tag times protected; defining a function?

How do I identify the source of a "Tag times protected" error?


How to get LogPlot to accept a Sequence for its Min/Max Limits

How can I use sequence in plotting domain?


Plot data with x and y ErrorBars from file


LUDecomposition does not give the expected results


Finding the FWHM of a NonlinearModelFit gaussian

Estimating the full width half maximum of a peak


How to avoid "Quit[]" to execute notebook multiple times

What are the most common pitfalls awaiting new users?


Solve a function to find the optimum value of parameter in mathematica

How can I get Mathematica to allow me to apply FindRoot to an expression that contains NIntegrate?


Algorithm to determine if two colored graphs are isomorphic?

Determining whether two $k$-chromatic graphs are isomorphic (respecting vertex coloration)


After NumberForm I cannot apply a Sine function. Why?


Mathematica hangs on “Initializing kernels…“ at startup


How would one set up a conditional to evaluate at the last output value (wondrous numbers)

Apply Collatz Funtion to solve and print the answer


Is it possible to create an event handler for changes in values of variables?

Triggering actions when a variable is set


How to set the boundary fixed and apply the Young's modulus in Mathematica's FEM?


Is it Possible to change dashes into circles with Plot command?


How can I get information about properties of a style?


Permutations[Range[12]] produces an error instead of a list


May I restrict caching to disk when memory runs low?

Aborting evaluation when the memory exceeds a certain limit


How do you turn off the Dashed graphics directive?

Problems with PlotStyle in mathematica 10


DSolve not returning "trivial" solutions


How can I visualize an array of very small vectors spaced on very large grid?

How to prepare data for ListVectorPlot[]?


Filling the area between two curves, only where and if the second lies above the first one

Filling only when one curve is below the other


How can I program my own financial indicator to be plotted in a TradingChart?

How can I plot my financial indicator below a trading chart (produced by TradingChart) with the same x-axis?


WindowSize error message when saving Graphics object as PNG

Failure to export graphics by right-click when Notebook magnification is changed


How to calculate the analytical result of this singular integral?

How to plot the result of this singular integral?


Is there a way to make an interactive plot so one can pan and zoom?


Some global variables are defined even at the start of a fresh session

Potential pollution of Global` context in fresh kernel


ListLinePlot of data imported from an Excel file

How to get a multiple line plot from a list of lists


How to append to a list of lists elegantly


Automatically restoring the state of a prior session


Column Operation - Subtract part of nested list from part of another nested list

Elegant operations on matrix rows and columns


Plotting an orbit using first principles


Problem constructing Association tables with some operators


Removing the unit "pm" from atomic positions


Improving working precision of LegendreP[n,x]?

Confused by (apparent) inconsistent precision


Efficient method to generate Tridiagonal 50 by 50 Matrix?

Speeding up construction of simple tridiagonal matrix


Changing the length of the vectors in vectorplot


How to specify units for ImageSize Option?


How to understand the extensional usage of Flatten?

Flatten command: matrix as second argument


Add coordinate axes to a 3D plot of concentric spheres


Using FindFit to fit $a\,b^t$: how to avoid introducing complex numbers?


How to get the series coefficient of a function defined by a differential equation


Extract common subexpressions from expressions

Common subexpression from two expressions


NMaximize not substutiting parameters of objective function

What are the most common pitfalls awaiting new users?


How do I perform the following numerical integration


Assign the results from a Solve to variable(s)


Getting the number of frequency in a list

How to compute a discrete histogram of a list


What are some examples of Walt and Jesse taking on attributes of the foils that they kill?

What personality traits did Walt pick up from his enemies?


Are those movie masks for real where A impersonates B?


What was the purpose of the test in the room with uncomfortable chairs in Men in Black?


Did Nolan leave the ending of Inception up to the audience?


Why does Walter White wear the hat everytime when he acts like Heisenberg?


Was the explanation of the Back to the Future 2 timeline correct?

In Back to the Future Part II, how could old Biff have made it back to 2015?


What causes the tension in the strap between Dr. Ryan and Matt?


Why was Billy Crudup not credited in "The Watch"?

Why are some actors uncredited in certain films?


Is Rose's heaven her dead husband's hell?

Did Rose die at the end of Titanic, or was she dreaming?


Why can't Mike practice law without a degree

Why doesn't Mike Ross just get a law degree?


What is the reason behind the multiple Spider-Man reboots?

Are they going to start a new trilogy of Spider-Man once again?


What was the reason for the Night Watch men's treatment of Jon Snow?

Reason and timing of specific characters death in s05e10?


What was the reason for Doug Stamper's final decision about Rachel?

Question about Rachel Posner and Doug Stamper


What was the reason Owen Chase did not kill the gigantic whale?

Why did Owen Chase not fire his harpoon at Moby Dick?


Why does Harry Potter 6 look like it does?


How does Joel know where to meet Clementine?

How do Clementine and Joel know that they have to meet in Montauk again?


Please explain the end of John Dies at the End


Why is The Hateful Eight billed as Tarantino's Eighth movie?


Why blue background are used for special effects and What is difference between the blue and the green backgrounds?

Why are movie scenes shot with green background?


How is Flash able to communicate with his team?

How is the voice not distorted when Barry is running at super-speeds?


Which meaning does "Mad" have in the title "Mad Max"?

Why is Max known as "Mad Max" in the Mad Max Franchise?


How can Valyrian steel kill White Walkers?

How was Jon Snow able to kill the White Walker in S05E08?


Zoom actor in while background out? How is this effect called and made?


How old is the character SpongeBob SquarePants?


Prince of Persia: Based on Movie or Game

Is the story of the Prince of Persia movie purely based on the titular video game?


What is the optimum list of previous Star Wars movies that I should watch before December 18

In what order should a newcomer watch Star Wars episodes?


Which character died at the end of "The Prestige"?

Is it possible to tell who is who in each scene?


What is the state of the rest of the world in The Hunger Games?

Does the rest of the world know what's happening in Panem (do they even care)?


Why did Ramsay choose to attack this character?


How did Rita realized that she has lost the power?

How does Rita Vrataski find out that she lost her power to "reset" her day without killing herself?


Is the shooter's face revealed in the Danish film Jagten?

Who fired the shot and what is the symbolism in firing shot right next to Lucas at the end of the movie?


"I did it for me. I liked it" - Is this a lie to convince Skyler?


How is Loki alive in the second movie of Thor?

How did Loki survive at the end of Thor?


Where did the rest of Walter White's money go?


What is the chronological order of all the Bond Films based on plot?

Is there any continuity between James Bond movies that have different actors portraying the title character?


In Skyfall, what is the significance of M's post-mortem gift of a porcelain pug to Bond?

What is the purpose or message behind the dog figurine that Bond receives?


What happens to the crew in The Lost World: Jurassic Park?

How did the T-Rex kill everyone on the boat?


What happened to Charles Xavier after X-Men 3?


How did the Four Horsemen rob the French bank?


Where did the jet engine come from in the movie Donnie Darko?


Where does the automated/automatic come from in ADR?


How come PK/Alien realizes that Sarfaraz did not write the letter?


Is Borden's true identity real, or another ruse?


What's the logic behind the fake/real computer chip?


Clarification on assassinations in the film Looper

How did they dispose old Joe's wife's body in the movie Looper (2012)?


How did Gandalf survive the fall in the cavern in "Lord of the Rings - The Fellowship of the Ring" and reincarnated as "Gandalf the White"?

What happened to Gandalf after his battle with the Balrog?


Question about space station physics in Interstellar

What was Interstellar's post-climax scene all about?


Who sent that letter from the hand of the king (signed Robert Baratheon) to Ser Barristan Selmy


What is the term for the colour scheme/effect in e.g. Supernatural


What has the greatest chance of being in Marcellus Wallace's briefcase?


Does the ending of Predestination cause a paradox, or does the loop stay closed?


Why did "they" rely on cooper and his daughter to save themselves in Interstellar


What did Mycroft mean when he said: "You know what happened to the other-one"


Why is the phrase "Winter is coming" so significant in Game of Thrones?


Did Gus greenlight the killing of the young boy?


What happened to Jarvis at the end of Avengers: Age of Ultron


The Imitation Game - 10 men checking one setting a minute

Is this a mistake in The Imitation Game?


Why does Cooper send the NASA coordinates in Interstellar?

If Cooper wanted to stay, why did he send the NASA Coordinates?


Why does the computer having data from Dr. Mann's planet react in this way?


Why didn't Harry himself drink Polyjuice Potion instead of all others in Deathly Hallows Part 1?


Why doesn't Walt tell Walt Jr the truth about Hank?


How did Strucker transport the Chitauri whale corpse/skeleton from NYC to Sokovia?

How do HYDRA get the Leviathan to Strucker's base?


In the Hobbit 3, why didn't the orcs... [spoiler]


What's the old guy (Chuck?)'s problem in the end of Better Call Saul episode 4 of season 1

Why does Chuck ask people that enter his house if they have 'grounded themselves'?


Why are the zombie's skulls so easily crushable?

Why aren't the zombies decomposed after all this time?


Why are more American movies are coming out in foreign countries first?

What's with the trend of releasing movies outside the US first?


In Inception movie final scene, why does the spinning top never comes to rest?


How does Cooper join the expedition for the first time?

How could the human race be saved in Interstellar?


What does the ending scene of The Sopranos mean?

Has David Chase ever commented about the fate of Tony Soprano?


Why does the message embedded by Cooper in the second hand of the wristwatch run on a loop?


Why single way communication in Interstellar?

Why Cooper or Dr. Brand can't send message?


the secret of the Tesla letter in The Prestige

Is Borden's true identity real, or another ruse?


Rusty describes his needs for an 11 man crew

Which characters played the parts of the lineup discussed by Rusty and Daniel?


Why did Mycroft have to break into a facility that he has authority over?

Why did Mycroft and Sherlock disguise themselves to meet Eurus?


In the movie "Identity", did the murders really happen?

Did or did not the murders happen in reality?


Permisson requirement for Song usage in movies

What are the rules regarding usage of non-featured songs in films?


Explanation of the meeting between Gus and Don Eladio

S04E08 (Hermanos): Why is Gus allowed to live?


Why did they plug the drive into the network?

Why would Q attach the computer of a known cyberterrorist to the MI6 computer network?


What is the sequence of events during the denouement?


What happened to rest of 6 barrels of money?


Why do the machines keep humans alive if they have nuclear reactors?


How protected is the kid actress in Logan from the violence in the film?

To what extent are child actors exposed to the violent aspects of the movie they perform in?


How are the measurements used by Nielsen evolving to meet new methods of content delivery and viewing?


Why is Spider-Man left out of The Avengers?

What would have to happen to merge the Spider-man franchise and the Avengers franchise?


Why was the necklace given to Sansa in season 4?

Why such a complex plan to smuggle the poison to the Purple Wedding?


Why does Cage visit the camp after the Omega is dead?

Why does Bill Cage wake up in the helicopter?


Does Professor X have any responsibility for the state of the world?


Truth in advertising; Fargo claims of being a true story

Are the events depicted in FX's Fargo TV series really true?


Why is Wolverine not able to walk or run properly in Logan?


Looking for a film about handling sadness to compare to the novel Norwegian Wood by Haruki Murakami

How can I find tv shows/films similar to one I like?


Difference between 'Spider-Man' Movie and 'The Amazing Spider-Man' Movie


Why and how did sherlock fake his death?


Doesn't Sherlock's comment to Watson during their good bye scene suggest that there is/was a third Holmes sibling and that the sibling is a woman?


Speaking different languages in Ghost in the Shell


How did Red get approval for rehabilitation?

Red's parole hearings in The Shawshank Redemption


Why was George Clooney pulling Sandra Bullock away?

What causes the tension in the strap between Dr. Ryan and Matt?


How was the cameraman removed from the mirrors in the elevator scene?

How do they film the mirror scenes in movies?


What was the first US TV-series in which the main cast were mostly african american?

First appearance of a predominately black cast in a TV show


How did Walter White poison that character?


Why was Edward Norton replaced by Mark Ruffalo in "The Avengers"?

Why has the role of Bruce Banner been played by different actors in the three films that Hulk has appeared in?


Can you explain the crawling ritual in Breaking Bad season 3 episode 1

Why were the villagers and the axe-wielding hitman brothers crawling towards a shrine?


How do they film an actor talking to themselves?


Why was Bond not given advanced weapons?

Why is James Bond less tech savvy in the Daniel Craig movies?


When Alfred cries in front of Gordon at Bruce Wayne's funeral, was he faking it?

Was Alfred in on Bruce's plan in The Dark Knight Rises?


Why was the zero-gravity effect not transferred to the third level in Inception?

Why aren't the characters floating two levels down?


Why does Brad Pitt in Inglorious Basterds have scars on his neck?


What is the first movie where the audience believes a dream sequence is reality until the character wakes up?

What is the earliest movie in which "it all turns out to have been a dream"?


Has there been a movie produced without a title sequence?


Why did humans want to solve the gravity equation?

What do Murph and NASA do to save humanity after solving Brand's equation?


How did the lead character in predestination movie get born for the first time?


What is the device Barry (The Flash) has on his chest in the Supergirl crossover?


Why does Wolverine have metal claws in X-men Apocalypse?

Why does Wolverine still have Adamantium claws in X-Men: Days of Future Past?


Can you explain the true identity of Murph's ghost?

How can Cooper communicate with his daughter before the time he went to space?


Would this character still have to be loyal to the Night's Watch?


Why didn't the Dornish prince go with Jaime Lannister on the boat to King's Landing?


Have guns in Westworld started operating differently?


Why is there nothing on the Internet about split second ads that appear to be designed that way?

When a TV commercial shows for a split second then cuts off, what is happening?


Uncredited roles? Why do some actors go uncredited?

Why are some actors uncredited in certain films?


What all techniques are used to display blood in films/television shows?

What kind of blood do they use in movies for bloody scenes?


What rules govern how TV show opening credits are structured?


How can Cobb use Mal's totem for a reality check


Is it really clear what happened to Two-Face?

Does Two-Face die at the end of The Dark Knight?


What was the age of Adaline Bowman's daughter in The Age of Adaline?


How was the scene of the mirror in "Mr. Nobody" recorded?

How do they film the mirror scenes in movies?


Who were the other two heroes with Superman in the newspaper article who left?


What is this name of the shot used in Carrie (1976)?

Camera shot with close-up next to farther away standing person


Did John Doe manage to complete his 'masterpiece' in Se7en?


Why didn't the machine affect Bond in Spectre?


How are talking scenes in movies/shows filmed?

How is dialog between two people filmed?


Are Tony Stark and Pepper Potts back together?

Tony's Private life in Spider-Man: Homecoming


What was the significance of Varys' appearance in Dorne?


What was the reason for the Guardian's change?

How was this character poisoned in Warcraft?


Why is Arya Stark allowed to do this in the season 6 finale of Game of Thrones?


Why are some regulars credited as Guest Starring?

What rules govern how TV show opening credits are structured?


Are the "Lord of the Rings" and "The Hobbit" movies connected someway?

What is the best order to watch LotR/Hobbit franchise?


Where does Eleven's mind go when she is in the sensory-deprivation tank?


Why Bobbi and Hunter can no longer work for S.H.I.E.L.D.?


How did Cooper send a formula through the watch as Morse code in Interstellar?


Is there a reason behind the "wrong" German localizations of English movies/TV shows

Why is the spoken German in many US films and TV shows so inaccurate?


Why is an army of White Walkers afraid of the water?

Why don't the White Walkers take the sea route to Westeros


Why did Walter White decide to become a teacher after Gray Matter?

Why did Walt have to teach high school chemistry?


Bruce Wayne's death in The Dark Knight Rises

Couldn't people see Wayne was alive and link his disappearance to Batman's "death"?


Why wasn't Sauron invisible when he wore the Ring?


Why haven't clapperboards become obsolete?

Is clapping the clapper just tradition at this point?


Why are the costumes in comics and movie adaptations not the same?

Why doesn't Wolverine appear in his iconic costume in X-men?


What do Cohle's hallucinations represent?

What was the galaxy formation Rust saw before confronting Erol Childress?


How do TV shows/movie find unattractive actors?

How do filmmakers avoid offending actors when casting?


What's with the bat branding and its consequences?


What is the significance of Black Widow saying "You could at least recognize me" to Bucky?

Why should Bucky know Black Widow specifically?


How does killing Barron affect the timeline in Miss Peregrine's Home for Peculiar Children?


How did the guy in the 1st episode of Westworld not get hurt when he was shot?

Have guns in Westworld started operating differently?


How can Dr. Strange rewind time in these circumstances?

How did Doctor Strange repeat the scene where he made the deal with Dormammu?


Why didn't Norrington try to save himself?


What is the reason for Hulk's decision at the end of 'Age of Ultron'?


How come the coffee initially tasted awful


Who killed Ra's Al Ghul first, Batman or Arrow?


On what basis were the characters selected?

Did Thanos pick them on purpose or was it random?


What does the ending of the 2013 film Enemy signify?

Is there significance behind the spider visions in Enemy?


In Westworld, what powers the hosts? Do they need a "recharge" every now and then?

What exactly is the physiology of hosts in the Westworld TV series?


Was there a chance that Thanos would die too?

Was Thanos really committed or just a hypocrite?


What did Louise say to the Chinese President in the movie Arrival?

Why would Louise telling the Chinese commander about his wife's last words change his mind?


Why didn't Cooper exit the black hole thousands of years into the future after entering the event horizon?

Shouldn't there be an age difference between Cooper and Brand?


Batman's Rule: Is it thrown out the window in the new DC Universe?

Wasn't the Dark Knight against killing criminals?


How is it that no one knows who Arnold is?


Why does Root refer to the Machine as "She", not "He"?

Why do some characters call the Machine "she"?


Two magician films released nearly the same time.. any connection?

Why are two such similar movies being made at the same time?


How Can Thanos believe his plan is sustainable?


Where were the cannons in final fight in Wakanda in Infinity War?


how does situation of two studios releasing similar movies occur?


What did Buster Moon say to the dancers that offended them?

What did Buster Moon say to the dancing foxes to offend them?


Stock exchange robbery in The Dark Knight Rises

Why does Bane rob the stock exchange, with Bruce Wayne's fingerprints?


In the opening credits of a TV show, why do some people get an "and" before their name?

What rules govern how TV show opening credits are structured?


What is the nature of Professor Snape's Patronus and why does it appear in the Forest of Dean?


How are difficult/disturbing scenes involving children dealt with during film making?

To what extent are child actors exposed to the violent aspects of the movie they perform in?


What is the city in Zootopia/Zootropolis called in the US version?


Does everyone experience the same Limbo?


How choreographed/scripted is wrestling?


Movie where a man runs with a cam in his hand

Action movie which shows the story of a terrorist attack on the US president from different characters' perspectives


The false claim that resemblance to real people is accidental

What would happen if a show would remove its disclaimer?


Robot is prize for winning arcade game, then tries to kill everyone?

'90s kids movie about a game robot attacking people


Have any fights happened because of the joking on Impractical Jokers

Impractical jokers ever gotten into serious trouble?


Was film actually “better” than digital media?


What is the difference between the horror and thriller genres?

Is there a criterion to differentiate "thriller" from "horror"?


Did the moment when the Chinese general tells his phone number actually happen?


How can the chainsaw-scene of "American Psycho" (2000) be explained?

What happened to the bodies in American Psycho?


What is the significance of spiders in 2013 movie Enemy?

Is there significance behind the spider visions in Enemy?


Traductions: are lips movements changed for every language?

Do feature-length animation studios reanimate characters' mouths for foreign language dubs?


Why was Ben Affleck cast as Batman instead of keeping Christian Bale?

Why is Christian Bale not in the upcoming movie Batman vs Superman?


How is a role considered leading vs supporting?

Lead actor/actress VS Supporting actor/actress


To what extent are child actors exposed to the violent aspects of the movie they perform in?


Did Col. Landa actually recognize Shosanna?


Why did the accessories (clothings, masks, equipments, etc.) vanish along the person?

What happens to Bucky's arm at the end of Infinity War?


Which place was Samantha talking about at the end of HER?


Were Doc's calculations incorrect as to when Marty should drive the DeLorean?

In Back to the Future, how did Marty get the timing right with the lightning strike?


How they make ground dust formation in shooting scenes?


Poem that Belle reads in Beauty and the Beast

What is the name of the poem Belle reads out?


Why was the killer's face never revealed in V for Vendetta (2005)?


Why is deadpools cancer not healed like it was supppose to be?

Why doesn't Deadpool's healing ability heal his skin?


How was semi-colorization done in Kill Bill?

How to make a film in black and white and add color to some objects?


How did they get rid of the money in the bank?


Why does the director's name always show up in the end of the credits?

What rules govern how TV show opening credits are structured?


How did Harry Potter survive against the Dementors at the lake

How does Harry Potter save himself from the dementors?


Why didn't obliviate spell work on wizards?

How did the Swooping Evil Venom infused rain affect the magical community?


What creates the "soap opera" look? Is it the same thing as HFR movies?

Why do soap operas have the soap opera effect?


Is the Chappa'ai vortex ionized or toxic?

What exactly is the stuff in the middle of the Stargate?


What did Anna tell Mademoiselle at the end of the Martyrs (2008)?

Everything about a very disturbing movie Martyrs (2008)


Why didn't Thor take Loki's staff with him?

Why didn't Thor take Loki's sceptre at the end of The Avengers?


Why didn't the Tesseract get transported with Red Skull?

What happened to Red Skull at the end of Captain America - The First Avenger?


Interpretation of the ending of Lost In Translation


What really happened in the black hole in Interstellar?

How does Cooper get out of the black hole?


Why did David kill someone he seemed to care for?

Do David's actions towards Elizabeth contradict his claims?


Was Thanos part of the possible 50% that he want to kill?

Was Thanos really committed or just a hypocrite?


How are harmless but potentially painful or undesirable scenes shot in medical TV shows?


Why doesn't anyone realize the honor guard at Commissioner Loeb's funeral procession is full of the Joker's men?

Why does no one notice the Joker's presence as a policeman during the mayor's speech?


What could be the undetermined issue that aliens would be facing 3000 years in the future in the Arrival movie?


Why were the Avengers fighting each other?

What lead to the fights between Iron Man and Captain America in Captain America: Civil War?


Is it really possible to put a virus in a machine you don't know?

How does earth based technology interact with alien technology


Why the soliders in Aquaman can't live without water but others can?

Why do some Atlanteans need water breathing suits?


How can the machines built by Humans fire on Pandora?

Why were the humans unable to breathe the air in Pandora?


How do they make a huge crowd in a movie?


In Titanic,Why does Old Rose throw the diamond in the sea

Why did Rose throw the diamond necklace overboard?


Why does Wolverine say these words when burying this person?

What did Logan try to say at this event?


Why did Wolverine start ageing in the movie Logan?


Alien: Covenant and Alien (1979) connection: xenomorph

How to explain this in Alien and Prometheus considering Alien Covenant plot?


Why was Jesse angry with Walter in the last few episodes when he was getting picked to be relocated in Alaska?

Why does Jesse try to burn down Walt's house despite the tox screen revealing no ricin poisoning


Do Indian movies screened outside India, have intervals as well?

Do film industries outside India use intervals/Intermission?


How did Odin come to leave the Tesseract on Earth?

How did the Tesseract end up in Norway during the events of Captain America?


What is the poisonous spray that Jackal used on his car?

What substance does The Jackal spray onto the door handle?


Would the clones be emotionally and mentally same as the original?


How are scenes with cannabis plants shot?

What do they use in place of actual marijuana plants?


How to find the script (screenplay) of old silent movies?

Where can I find scripts/screenplays/transcripts of movies and TV shows?


Why was Will not affected by the Aztec curse?


Where is Will Turner's heart at the end?


Why do TV and movie opening credits single out some cast members by displaying the character's name as well as that of the actors?

Why do some actors in credits appear as - Character (As Actor)


How to explain this apparent paradox in "Arrival"?

Would the 18 months later conversation between Louise and General Shang still be the same after the events of the movie?


Will I understand "War for the Planet of the Apes" if I don't watch the rest of the movies?

In what order should I watch The planet of the Apes franchise?


How come the dreams are shared correctly among different participants?

How does the dream sharing actually work?


What is this thinking type effect called?

What is the name of the effect for showing past days in movies?


Movie about robots from mid to early 2000's

Hero who is against enhancements but has some himself


Is there a term for a character only there to die?

Is there a specific name for a character that is a sacrificial "example"?


Why is Indian movie industry called as Bollywood?


How was this character able to catch Mjolnir and Stormbreaker?


Given what happened in S08E03, is the Azor Ahai prophecy a false prophecy?

Did this character even qualify for being Azor Ahai or The One Who Was Promised?


How did Sherlock know the combo for Adlers safe?

How did Sherlock know to use her measurements?


What did the Origami Chicken and the Matchstick Man represent in "Blade Runner"?

What does the origami represent in Blade Runner?


How realistic is the use of red yarn hub and spokes in crime television shows

What is the point of the Red Thread/Tape around evidence or newspaper clippings?


What are the back stories behind the two halves of the Brady Bunch family?

What happened to Mike and Carol's former spouses?


Why is Punisher wearing a white prison suit in Daredevil S02?

What was with the two different colored prison uniforms in Daredevil season 2?


Is 70mm really necessary? Wouldn't it work with 35mm too?

What exactly is 70mm print and why does anyone care?


Can someone please explain me the climax of Silicon valley 1

Explain the season one climax (technical) of Silicon Valley


Did Daenerys mess up regarding caravans?


Why did Hattori Hanzo hate Bill so much?


What is true meaning of the White Walkers' terrifying Spiral Symbol in GOT

What is the symbolic significance of the Night King's message?


Who of these characters has a more legitimate claim on the Iron Throne?

Who amongst the living Targaryens should be the ruler of Westeros?


Were Avengers aware of sacrifice needed for soul stone?


Why did Hugh Jackman leave the X-Men franchise?

Is "Logan" the last movie with Hugh Jackman as Wolverine?


Why would the Children of the Forest create the White Walkers, only to fight them later on?

Relationship between White Walkers and Children of the Forest


How many Valyrian steel swords are there in all seven kingdoms?

Which characters in Game Of Thrones have a Valyrian Steel sword?


Why do older films and television shows seem to have higher contrast?

Why do some movies originally shot on film have notably vivid reds and skin tones?


Why worry about the Night King if they have the wall?


Where do the Night King and his army get the tools and weapons from?

How did the Wights get the chain for doing this?


How is the eye of the Longclaw getting opened?


How did Will Byers know where the letters were on the wall in Stranger Things?


How is the night king not at the wall yet?


How does the Oscar jury know whether a director has done a good job?

How are the best director award winners chosen?


What does this creature breathe in "The Dragon and the Wolf"


How could the Starks convince the other Lords that this character was guilty?


How is a Targaryen immune to molten metal?


How did the barnacles get there in Pirates of the Carribean: Dead Men Tell No Tales?


Why was Luca Brasi's life essentially wasted in The Godfather?


Time freezes and actors and things can be viewed from different angles. What is this special effect called and how is it made?

How are 3D still shots or "time stop" effects created?


Is Captain America back with Iron Man and the Avengers?


What is the yellow drink Jennifer Lawrence had in Mother!?


What happened to the Joker after The Dark Knight?


Why did she implant this memory illegally?


Why is it always raining in Blade Runner universe (Los Angeles)?

Why are both Blade Runner films largely shot in darkness?


Why was she inside a glass room all the time?


What's up with Bob Taylor in Prisoners (2013)?

What happened to Bob and what is his relation to the plot?


Significance of Joe giving cigars to the team in Flash S04E04


What sequence of cross overs to follow Flash s04e08 to Flash s04e09?

What is the order of the Crisis on Earth X episodes in the Arrowverse?


What do Empire / First order officers wear in front of chest?

What are these cartridges that many characters have in the Star Wars movies?


Why can Rey and Kylo still see each other mentally?


Why are Walter and Georgina servants of the Armitage family?


Why can't the second MAV reach the Hermes?

Where did Mark Watney get the escape pod in The Martian?


Why does the Resistance not work with Wallace?


Why is Professor Snape so against Harry Potter when he is supposedly protecting him?

Why did Severus Snape present himself as evil to Harry?


Why is Brad Pitt nominated to academy award as a supporting actor?

Lead actor/actress VS Supporting actor/actress


Why does Dr. Banks not know about having called the General?

Would the 18 months later conversation between Louise and General Shang still be the same after the events of the movie?


How can Neo use his powers outside of the matrix?

Why did Neo have powers in the real world?


Which X-Men movies' timelines were erased by Days of Future Past?

Where do the timelines of X-Men: The Last Stand and X-Men: Days of Future Past lie exactly?


How did Sherlock narrow his questioning to four women in The Sign of Three?

What was the connection between the Mayfly Man, Tessa and the other women?


What is the significance of different color uniforms in Star Trek reboot series?

Is there any rationale for the different colours of uniforms on the different series of Star Trek?


Why is Matt Damon's name not mentioned in Thor Ragnarok credits?

Why are some actors uncredited in certain films?


How does there exist more than one face of the same person in Braavos, Game of Thrones?

If "No One" uses a face from the Hall of Faces to become someone then how did he do this


Why didn't Harvey Specter send Mike Ross to get a law degree instead of hiring him immediately?

Why doesn't Mike Ross just get a law degree?


Flash S1 ep15 how does Flash return to his original timeline? Is it even possible?

What happened to the second Barry in Rogue Time?


Indian Movies have song where Actors Dance but hollywood movies don't

Why do Bollywood movies have song and dance sequences?


Why did Walter White choose the name Heisenberg?


Why does Jesse try to burn down Walt's house despite the tox screen revealing no ricin poisoning

How does Jesse connect the dots in S05E11?


Why do so many cinema industries have "wood" in their name?


What is Penny's full name before marriage?

What is Penny's last name in Big Bang Theory?


Why do broadcasters have a mid-season break in TV season?


Why do the subtitles and audio of the Spanish version of Daredevil not match?


What were the Dementors doing to Harry and what exactly is the "Dementor's Kiss"?

Why did a Dementor try to take Harry's soul in the train?


Why did he say "You are right about him" to Batman?


What is the meaning of "Winter is Coming"?


Prometheus to Alien: Who is on the crashed spaceship in Alien?

How to explain the discrepancies between the end of Prometheus and the beginning of Alien?


Why do some trailers contain scenes that aren't in the movie?

Why was this scene from the trailer not in the film?


Why have the home releases of the recent Star Wars films been in March?

How do they decide Blu-ray/DVD release date?


Is the Golden Raspberry nomination the reason Katie Holmes didn't reprise her role?

Why didn't Katie Holmes play Rachel Dawes in The Dark Knight?


How are sliding shots of stills during an action sequence filmed?

How are 3D still shots or "time stop" effects created?


Why are the crew members of the Covenant less vigilant than those of the Prometheus?

Why don't the colonists wear spacesuits in Alien: Covenant?


Big Bang Theory prop on Sheldon's bedroom wall


In "Red", who shoots Joe as he leaves Dunning's house?


Who is responsible for movie titles in foreign countries?


Where does War of the planet of the apes (2017) stand in the chronology?

In what order should I watch The planet of the Apes franchise?


Purpose of Indian man concerning little boy in Lion

What was Ram planning to do with Saroo in Lion?


How accurate is the O.J. Simpson trial series?

How accurate is American Crime Story: OJ Simpson?


What's in the box at the end of "Wonder"?

What did Auggie's father give to his wife in the movie Wonder?


Why was this character in Avengers: Infinity War in Vormir?

What happened to Red Skull at the end of Captain America - The First Avenger?


Why doesn't Dr. Strange fight by opening portals in front of moving body parts and severing them

Why didn't Dr. Strange create a portal to cut off Thanos' hand?


What happened to Asgardian refugees in Infinity war?


Saying "nothing" then "everything", what does it mean?


Why didn't Dr.strange use the time stone when this event occurred?

Why didn't Doctor Strange use the Time Stone to prevent Thanos from claiming other Infinity Stones?


What is the incident Black Widow and Hawkeye are talking about?

In MCU, Hawkeye and Black Widow talked about Budapest. What really happened in Budapest?


Thanos' 'situation' at the end of Infinity War

Was Thanos really committed or just a hypocrite?


Why didn't Thanos just reduce the fertility rate?


Would Thanos include himself in his plan?


Why didn't the characters wake up when the van went off the bridge in Inception?


How does Deadpool 2 fit in the X-Men timeline!

Where does Deadpool fall in the X-Men timeline?


Is the glass held by the old female patient invisible on purpose?


Is Wade Wilson in X-Men Origins: Wolverine and Deadpool same person?


How many versions of Kat were there in the car chase sequence in Tenet?

Can someone explain how Kat experienced this part of Tenet from her perspective?


Does Mulholland Drive have a coherent storyline?


Why wasn't Neo's monitor connected to anything?

Why does Neo's cubicle not look like the workplace of a programmer?


What was the point of Grigor Andolov's story at the end of s03e09 of Billions?

What did Andolov mean when he told a story to Axelrod about Christmas market in Moscow?


What was the first film to include a post-credits scene?

Which movie/tv started showing scenes after credit?


Why are films where the bad guy "wins" at the end so rare?


What is the process for screening a movie today?

How are digital movies sent to a movie theater?


Shouldn't the building keep its same weight?


Has there ever been a sequel that has been scrapped and remade after release?

Has a movie from a movie series ever been removed/retconned due to fan/general outcry?


Why doesn't Scarlet Witch's power also destroy the other stones?

How can the Scarlet Witch break the Mind Stone?


In Sherlock: Study in Pink how does the choice of bottles work?


Why were Kevin Kline and Ben Stiller not credited in Orange County?

Why are some actors uncredited in certain films?


What happened to those who killed Michael's wife?

Did Michael Corleone ever get revenge against those who killed his wife?


Was Thanos's life also at stake when the snap happened?

Was Thanos really committed or just a hypocrite?


What is the name for this filming technique?

Is there a word or phrase for when the movie tricks you for a moment like this?


Is the time loop on the cruise ship a second timeline in Triangle?


How can Murph look so young after all this time?


Is Thanos the *only* survivor of the collapse of Titan?

Is Thanos the only survivor of his planet?


In what order should a newcomer watch Star Wars episodes?


Where is, or what happened to, the absent Ocean?


How does Captain America know who killed Tony Stark’s parents?

How does Captain America know about Iron Man's parents' fate?


Is there any other way to reach Winterfell without crossing the wall?


Why there are chains hanging from the book shelves in libraries

What is the purpose of the chains hanging from the shelves at the Citadel?


Why were the trailers so different to the final film?

Why was this scene from the trailer not in the film?


Why vision lift Thor's hammer in avengers?

How does Vision lift Thor's hammer in Avengers: Age of Ultron?


Why did Zobrist leave the trail to the virus in the first place?


How did Tigress reach the panda village?

How did they find the location of Panda village?


Why do low production studios intentionally release similar films shortly after a big banner?

Why are two such similar movies being made at the same time?


Who is the future "us" that Cooper mentioned while he was in the black hole?

How could the human race be saved in Interstellar?


Why did it take Thanos 3 years to get to the Space Stone?

Where was Thanos before the events of Avengers: Infinity War?


What is it called when sound from next scene begins before the current scene is over?

Sound of a next scene starts one moment earlier than video


What happened to Hodor while Brandon was having the vision with the Three Eyed Raven?


How are children prepared when they have to swear

To what extent are child actors exposed to the violent aspects of the movie they perform in?


What does this scene with Meg turning her room's lamp on and off refer to?


How truthful was Jean Valjean when he told Javert in the hospital "In mercy's name, three days are all I need. Then I'll return, I pledge my word."

Is Jean Valjean lying when he tells Javert that he will turn himself in after 3 days?


Why didn't they make Harry change into another person in the Battle of the Seven Potters?

Why didn't Harry himself drink Polyjuice Potion instead of all others in Deathly Hallows Part 1?


Spiderman: Far From Home - Disney or Sony Rights?

What are the details of the recent agreement between Sony Pictures and Marvel Studios?


Why so many different Spider-Man actors?

What is the reason behind the multiple Spider-Man reboots?


Who Collected all the stones before thanos did?

How did Odin know about the Infinity Gauntlet?


How do they make horses fall down in war movies?


When did credits start to show economical impact of the movie in the end credits?

What is the first movie to show this hard work message at the very end?


How did Gwen come to this universe even before the portal was open?

How was Gwen pulled into Miles's universe?


Why are the Rebels still called rebels in the The Force Awakens and The Last Jedi?

Why does the First Order in “The Force Awakens” refer to the Resistance as “Rebels” when the Republic is reinstated?


Who has the better claim to the Iron Throne, Gendry or Jon Snow?

Who amongst the living Targaryens should be the ruler of Westeros?


What is the MCU film "Critical Path" to get proper backstory before watching Avengers: Endgame?

Is there any particular order in which one should watch the movies of Marvel Cinematic Universe? Why?


How did the Tesseract end up with Mar Vell?

How did S.H.I.E.L.D lose ownership of this item?


How is Dru-Zod / General Zod supposed to be born?

How is Dru-Zod/General Zod still alive after this character died?


Why did Fury and Hill dissapear so quickly?

What was happening in Wakanda in the "end credit" scene of Avengers: Infinity War?


Can Jon be released from his vow to the Knights Watch?


In Game of Thrones, does wearing someone's face change the wearer's body as well?

Do the Faceless Men take more than just a face?


How was this character able to catch Mjolnir and Stormbreaker?

Does Thanos have any inherent superpowers without the Infinity Stones


What did Nebula do in Avengers: Endgame?

Is there a grandfather paradox in Endgame?


How did Hawkeye qualify to receive this item?


Messing with time in the Avengers: Endgame climax


Mjolnir's timeline from Thor's perspective

What happens to Mjolnir (Thor's hammer) at the end of Endgame?


How is the presence of Captain America explained?

Explanation regarding Captain America's timeline


Does the Stormbreaker follow the same worthy rules as Mjolnir

How did Groot manage to raise the axe of Thor when even Hulk failed?


How is Hawkeye able to withstand this thing?

How can Infinity Stones be handled by humans but almost killed Peter Quill?


How does Thanos do this using Nebula's beacon?


How does this character return this stone in its original form?


How could they return the Infinity Stones in their "raw" form?


Why did the writers highlight Arya's weapon when it was just a regular spear?


After episode 3 of season 8, how many dragons do the allies have?


Why do the Avengers struggle so much against Thanos in "Endgame", when they managed to resist him in "Infinity War" in a supposedly worse situation?

What makes Thanos the most powerful being in the universe?


Does the wielder of the Gauntlet actually need to snap, or is the snap action simply dramatic?

How did Thanos know about the power of "The Snap"?


Who's the random kid standing in the gathering at the end?


How does Captain America return the stones when some of them are not even in their original forms?


how did these things end in their climactic location?

How did this person gain possession of the Infinity Stones?


Why wasn't Tony Stark more affected by this?


What creature does this skeleton belong to?

What do we know about the creature whose skeleton we see in Star Wars?


Why did they not know that a soul was needed for the Soul Stone?


Can the Night King get past the wall without a dragon?

Why worry about the Night King if they have the wall?


Why did Daenerys do this even after the bells were rung?


So, is getting a new(past) Tony Stark the most dangerous thing they could ever do?

Why can't the Avengers go back in time and bring an earlier self of the deceased?


Avengers: Infinity War and End Game question


How did Dr. Strange bring everybody back without the Time Stone?


Who was the "green-eyes" that Arya was supposed to murder?

Melisandre's Green Eye Prophecy for Arya


Why did the Crown allow giving Highgarden to Bronn?

Did Tyrion even have the authority to do this?


If all Infinity Stones have a power, what is the Soul Stone's power and aren't the Mind and Soul Stone the same thing?


Which story is true at end of the movie "Life of Pi"?


Did anyone call Carol Danvers Captain Marvel?

Is Carol Danvers called Captain Marvel in universe


What is the meaning of the ending of Goodfellas?

Why is Tommy shooting at the fourth wall?


Can Shazam retain full strength even after sharing it with many people?


Why is Matthew Modine first in the credits of Stranger Things S02 EP09?

What rules govern how TV show opening credits are structured?


How would someone "escape" a black hole?

How does Cooper get out of the black hole?


In Friends S1E7, what did Joey say in a low, twisted voice?

Joey's and Chandler's coded telephone conversation


Why does Walt split his $3 million with Jesse?

Why did Walt give up 1.5 million to work with Jesse?


What is the relevance of "Hands Across America" in Us?


Why is a TV station scrambling dirty words when it created the series themselves?

Why does The Magicians include so much un-airable dialogue?


Why did Littlefinger not ask for evidence in trial?

How could the Starks convince the other Lords that this character was guilty?


Among these two characters who has more of a right to the Iron Throne

Who of these characters has a more legitimate claim on the Iron Throne?


How do they film continuous blood pooling?


How was this shot in Contact (1997) really made?

How do they film the mirror scenes in movies?


How is Captain America able to use Mjolnir to command lightning?


What is the significance of bees in Blade Runner 2049?


Does the little boy Brock know who poisoned him?

How did Walter White poison that character?


How did Malcolm Crowe not realize something was way off?

Why isn't Bruce Willis's character in the Sixth Sense self-aware?


Are movies shot in higher resolution than the planned broadcasting?

What's usually the effective visual resolution of typical Hollywood Movies?


Is it possible that Arthur Fleck is not the real Joker?

How does the Joker (2019) fit into the established Batman timeline?


Why does Wonder Woman say "goodbye brother" to Ares?

Was Hippolyta telling the truth about Diana's origin?


Why did "Curb" change from being shot on video to being shot on film?

What are the artistic reasons to shoot "Curb Your Enthusiasm" in a higher frame rate?


How did the information from the black hole do this?

What do Murph and NASA do to save humanity after solving Brand's equation?


Could the Bruce Lee scene in "Once Upon a Time in Hollywood" have been imagined?


Why are the doctors always calling each other by their last names?

Why do the main characters call each other by their last name only?


If only a Sith deals in absolutes, then does Yoda deal with Luke by using absolutes?


What about the drink order alerted Major Hellstrom?

How could Lt. Hicox fluently speak German and then give himself away by using the wrong gesture?


What gift does Clarke give his boss, Mr. Shirley in Nation Lampoons Christmas Vacation?

Why are all of Mr. Shirley's gifts the same?


Who opened the store room door in The Shining?


In the movie prisoners what does Alex mean he never came

Who is Alex Jones referring to when he says: "I waited but he never came"?


Why doesn't Borden know which knot he tied?


Was it justified what happened to Mr. Park?


Why couldn't Cobb show the totem to Mal?

Why didn't Mal use her totem (spinning top) before she actually died?


How did Jane start suffocating after smoking heroin?


What is that ritual performed by the two Mexican assassins?

Why were the villagers and the axe-wielding hitman brothers crawling towards a shrine?


Why did the doctor make a cut on sick Marianna's wrist?

What is the name of this medical practice?


What type of revolver gun used by the Joker that shoots more than 6 bullets?

How does Arthur manage to fire eight bullets?


Why do films from before 1917 seem to run faster than normal?


Any indication that Gustavo Fring might have had a family of his own?


Drugging Robert Michael Fischer on Flight


Explain the plane scene in The Dark Knight Rises?


What happens to Jen when she jumps off the cliff?


Did Thanos play a part in creating Ultron?

Did Thanos have anything to do with the events of Age of Ultron?


Is there any continuity between James Bond movies that have different actors portraying the title character?


Why did detective Mills transfer in Se7en? Did John Doe have anything to do with Mills' transfer?

Was Tracy Mills a part of John Doe's plan from the beginning?


In The Big Bang Theory, is there a term for Sheldon's obliviousness on how his actions are perceived?

Does Sheldon Cooper have Asperger's Syndrome?


Term for when the sound of a movie starts before the image

Sound of a next scene starts one moment earlier than video


Who rings the horn (bells) at the Fist of the First Men in Game of Thrones

Who is blowing the horn to alert the Night's Watch?


Which John Sheppard was Rodney referring to in S5E19?

Which Sheppard did McKay refer to in S05E19


Why did Ava behave like that with Caleb?


In Vertigo, how did Madeleine get inside her hotel room without the key?

Vertigo Scene Explanation - Did Hitchcock Cheat the Audience?


How do actors signal that they are not playing?

Use of safewords in mainstream moviemaking


How did Neil save the Protagonist at the Opera? Was the inverted bullet there already if we see it from the Protagonist's perspective?

How long were the bullet holes present in the glass from the non-inverted perspective?


Why didn't Bond call for reinforcements?

Why couldn't Bond have backup at the battle of Skyfall?


What is the term for a cut from one close-up object to another absurdly similar close-up object?

What is a seamless cross-cutting transition called?


How did Barzini not know of what was about to come?

Why didn't Tessio reveal Mike's plot to kill Sollozzo and the police officer?


Why must inverted Neil open a door that was ALREADY open?

How did the ending happen from Neil's perspective?


What happened to the bodies in American Psycho?


In MCU, how many characters have wielded more than one Infinity Stones?

Thanos is not the only one to wield 2 infinity stones


How are straight razor throat slit scenes done?

How are head shots and deep throat gashes filmed?


Is there a paradox lurking in Interstellar?

How could the human race be saved in Interstellar?


Why do movies and series "leave" streaming services?

Why do TV series and films get removed from Netflix Streaming?


What was Jim's dad saying to him before his wedding?

What was Jim's father about to tell Jim before the wedding?


Bad accents of "foreign" characters in "native" dialogue

Why is the spoken German in many US films and TV shows so inaccurate?


Why do all of Riley's emotions in Inside Out look different?

Why are two of Riley's five emotions in Inside Out male?


Why can't fire hurt Daenerys but it did to Jon Snow in season 1?


Who planted the bomb under the stage in Bodyguard?

Was it just coincidence that Tahir Mahmood went on stage?


Equation of state not linear in energy or system size


How is voltage generated due to difference in temperature in a thermocouple?


Uncertain if invoking uncertainty principle for wave function is handwaving

Two explanations of non-zero atomic radius


Doppler Shift when Light Travels Through Two Different Mediums


Hydrostatic pressure at the center of a water planet

How to find the force of the compression at the core of a planet?


What is the physical significance of dot & cross product of vectors? Why is division not defined for vectors?


Why doesn't current flow in reverse biased diode?


Special Relativity, 2nd Postulate -- Why?


Why is magnetic field vector perpendicular to magnetic force vector?

Is there an intuitive explanation for why Lorentz force is perpendicular to a particle's velocity and the magnetic field?


How can we know that a black hole exists?


How does water evaporate if it doesn't boil?


If we connect a source of electricity in a large water body ,will it be dangerous?

Would Beetee's electrocution plan work and kill the tributes in the lake?


If nothing can travel faster than speed of light then how the Universe is only 13.7 billion years old?


Minkowski metric -- why does it follow from the constancy of the speed of light?


speed of the light emitted from a fast moving object

If I run along the aisle of a bus traveling at (almost) the speed of light, can I travel faster than the speed of light?


Does the rotation of the earth dramatically affect airplane flight time?


Water Displacement in the Oceans As a result of Global Warming

What happens to water level when ice XII melts?


Can the coordinate of the big bang point be calculated via observed universe or it is impossible?


Why is spacetime curved by mass but not charge?


Relation between Earth's rotation-gravity and moving object on Earth

Earth moves how much under my feet when I jump?


Speed/direction of gravity for a moving source


What is the relative speed of two near-light speed particles headed towards each other?


Does the logistic map have an attractor for a particular value of the parameter?


If atoms have specific energy levels, why do opaque solids absorb all visible light, not just some?

Transparency of solids using bandgaps and relation to conduction and valence bands


If something is not moving in space, is it moving on the time axis at the speed of light?

Why are objects at rest in motion through spacetime at the speed of light?


Is the universe fundamentally deterministic?


If I turn the light off in a room why does the light instantly disappear?

Why do light disappears the moment we switch off the source (inside the wooden box)?


How to derive addition of velocities without the Lorentz transformation?


Will accelerating a massive particle generates a blackhole?

Does non-mass-energy generate a gravitational field?


How do gravitons and curved space time work together?

Nature of gravity: gravitons, curvature of space-time or both?


Why does gravity decrease as we go down into the Earth?


Allowed transformations in General Relativity


Eigenvalues of Infinite Dimensional Matrix


What is the physical meaning of the "decay rate" in Fermis golden rule?

Interpretation of "transition rate" in Fermi's golden rule


Being in a solid state, why is ice slippery?


How do I calculate pressure drop across a reduction in pipe diameter?

Relation between water flow and pressure


Calculating the gravity gradient of a black hole

What is the weight equation through general relativity?


Calculate time dilation with Lorentz transformation


Resistor circuit that isn't parallel or series


Hilbert space of harmonic oscillator: Countable vs uncountable?


Are the protons and neutrons in the nucleus arranged in any particular way?


Does the Universe have finite number of particles?

Dumbed-down explanation how scientists know the number of atoms in the universe?


What is actually universe? only matter or both matter and space?

If the universe is expanding, what is it expanding into?


Can all the systems have a Hamiltonian description?


If empty space is not really empty, what does the space between an atomic nucleus and its electrons consist of?

What is in the space between a nucleus of an atom and its electrons?


Is heat energy from electronics wasted in the winter?

Is it wasteful to use a heating element, instead of doing useful work?


The scissor paradox: can we pass the information faster than light?

Is it possible for information to be transmitted faster than light by using a rigid pole?


Loss of kinetic energy in inelastic collision

How can momentum but not energy be conserved in an inelastic collision?


How is it possible the universe expanded faster than the speed of light during inflation?


What is a complete book for introductory quantum field theory?


Which is smallest distance measurement which makes sense talking about


Why does the windshield of my car freeze even if the outside temperature is above freezing?

Why does ice form on bridges even if the temperature is above freezing?


Why is general relativity considered to be a gauge theory?

To which extent is general relativity a gauge theory?


Light pulses and energy-time uncertainty principle


Why does a continuous water stream form ripples when colliding with a surface?


Why don't electrons collaspe into black holes?


In Fermat's Principle of Least Time, how do we know that light is able to reach the end point?

Is the principle of least action a boundary value or initial condition problem?


How fast does an electron travel in a circuit?


Why is the second law of thermodynamics indisputable?

Why are the laws of thermodynamics "supreme among the laws of Nature"?


What happens to the kinetic energy of a system in a non-elastic collision?

Why is there conservation of kinetic energy in elastic collision and not in inelastic collision?


Physically what does warping (of space-time) mean?

How exactly does curved space-time describe the force of gravity?


Will high amplitude, low frequency light be capable of wrapping around a macroscopic object?


Should it be obvious that independent quantum states are composed by taking the tensor product?


What kind of math do I need got general relativity?

What are the prerequisites to studying general relativity?


How are tree-level calculations related to the classical theory?

Tree level QFT and classical fields/particles


How are mass and density treated in general relativity?

Intuitive understanding of the elements in the stress-energy tensor


Is the centripetal force a pseudo force?


Why is there a controversy on whether mass increases with speed?


How can a photon "stop"? What does its world line look like?

Does a photon in vacuum have a rest frame?


A pure water ice cube with sides 2cm long floats in a liquid in a glass beaker

Why does ice melting not change the water level in a container?


How mirages forms and how diamonds sparkle?


What are some good introductory book references on time-varying electromagnetic fields?

Recommended books for advanced undergraduate electrodynamics


Is the vacuum empty? Are virtual particles in the vacuum? Is the vacuum non-zero?

Virtual Particles real? Virtual particles create a universe?


Why does the sky change color? Why is the sky blue during the day, red during sunrise/set and black during the night?


Why is the application of probability in QM fundamentally different from application of probability in other areas?


What is The most detailed Mathematical Methods for physics book?

Is there an online course in Mathematical Methods for Physics, Covering Matrices and Vector Analysis?


Do free falling observers see gravitational blueshift?

What will the universe look like for anyone falling into a black hole?


Time dilation in a space craft and at high altitudes

Which clock is the fastest inside an accelerating body?


Physical meaning of the Lagrangian function


Why can't you flip a mirror upside down?

Why are mirror images flipped horizontally but not vertically?


To what extent can speed of light be reduced?

Is there a theoretical maximum for refractive index?


Why magnetic forces MUST exist besides electric forces?


Can you provide any examples of non-conservation of energy in any GR or other scenario?

Is the law of conservation of energy still valid?


When light is moving from a less dense medium to a more dense medium, does the reflected ray ever have a higher intensity than the refracted ray?

Relation between intensity of light and refractive index


Why are gravitons needed to explain gravitational attraction in quantum gravity?

Nature of gravity: gravitons, curvature of space-time or both?


Can we define a wave function of photon like a wave function of an electron?


What Causes Slanting Pointed Ice Spikes to Form?


Comprehensive book on group theory for physicists?


Why does space expansion not expand matter?


Does light have mass as it is attracted through gravitational force?


If refraction slows down light, isn't it possible to hold light still?


Why study $SL(2,\mathbb{C})$ representations when the representations of $SU(2)\times SU(2)$ exhausts all irreps of $SO(3,1)$?

How do I construct the $SU(2)$ representation of the Lorentz Group using $SU(2)\times SU(2)\sim SO(3,1)$ ?


Why do the wavefornts of water waves always come out to be circular irrespective of the shape of the stone?


Compton scattering vs. photoelectric effect


What is the exact difference between diffusion, convection and advection?


Why is diamond transparent while graphite is not?


Where is the focal point of a concave spherical mirror


Why synchrotron uses RF field and not static field to accelerate electrons?


What properties do you need for building a tower?


Can the Heisenberg Uncertainty Principle be explained intuitively?


Over the definition of Joule in relation to a vector quantity


How can helium be liquid at absolute zero, given the Third Law of Thermodynamics?

Is entropy of all systems zero at absolute zero?


Why is energy calculated with respect to distance and not time?


Why must the speed of light be the universal speed limit for all the fundamental forces of nature?

Do all massless particles (e.g. photon, graviton, gluon) necessarily have the same speed $c$?


Expanding electromagnetic field Lagrangian in terms of gauge field


Reference: Renormalization Group and scale invariance in statistical mechanics

Suggested reading for renormalization (not only in QFT)


Plotting the Graph of $1/I$ on the Y axis against R What does this represent?

Current against the inverse of resistance graph, $I = V/R +c$


How is a second measured? And why is it measured that way?


Speed of light constant for all observers

Why and how is the speed of light in vacuum constant, i.e., independent of reference frame?


Is the influence of gravity greater than light?


Michelson interferometer interference pattern

Do interference rings disappear in an interferometer if the path lengths are identical?


Is there a prediction of quantum mechanics that could be construed as representing an "energy-time uncertainty relation?"

What is $\Delta t$ in the time-energy uncertainty principle?


How do electrons know which path to take in a circuit?


What is speed relative to in time dilation?


Is the link between shadows a refraction of the light?

Why do shadows from the sun join each other when near enough?


How can the nucleus of an atom be in an excited state?


Why does the Moon not rotate about its axis, relative to Earth's rotation

Why does the Moon face Earth with the same side?


How did the planets (in the Solar System) start to revolve around the sun if they were attracted towards the Sun via the gravitational force?


Causes of hexagonal shape of Saturn's jet stream


Diffraction from a single slit experiment and Heisenberg's uncertainty principle

Difference Between Fraunhofer and Fresnel Diffraction


Books on Atomic & Molecular Physics for beginners

Book recommendation for Atomic & Molecular physics


Why energy at room temperature $= kT$ and not $(3/2)kT$


Why does the value of gravity decrease as we dig into the Earth, but also decrease as we enter the upper atmosphere?


Why does the electric dipole moment of the electron tell us about its sphericity?

What is the mass density distribution of an electron?


Why capacitor pass AC and block DC current?

I wonder why I cannot charge a capacitor with alternating current?


How can I use Einstein's field equations?

Finding the metric tensor from the Einstein field equation?


What is the universal speed limit relative to?


Do light particle/waves have a frequency?


Independence of position and velocity in Lagrangian from the point of view of physics?

Calculus of variations -- how does it make sense to vary the position and the velocity independently?


Would time freeze if you could travel at the speed of light?


Light speed measured by observing Jupiter moons

Rømer's determination of the speed of light


Does a constantly accelerating charged particle emit EM radiation or not?


how refraction takes place at atomic level?

What causes refraction of visible light?


How can light have the same speed for all observers?

Why and how is the speed of light in vacuum constant, i.e., independent of reference frame?


Optical absorption in a semiconductor for $E<E_g$

How do photons know they can or can't excite electrons in atoms?


How quickly does gravity extend from created mass?


What prevented the early universe to become a black hole before inflation?

Why did the universe not collapse to a black hole shortly after the big bang?


Why do corn flakes clump together in milk when stirred?

Why does a cork float to the side of a glass?


Reduced mass in quantum physics (Hydrogen Atom)


Does the zero energy universe hold true on some mathematical grounds besides observations?

Is the total energy of the universe zero?


Speed greater than light in circular motion

Rotate a long bar in space and get close to (or even beyond) the speed of light $c$


Why doesn't the light from galaxies appear stretched?

How distorted does the Andromeda Galaxy appear to us due to the speed of light?


Comprehensive book on group theory for physicists?


Is the distance between the Sun and the Earth increasing?


How does the gravity well change as space expands?


Visualisation of formation of electromagnetic waves

How EM waves are produced by accelerating charged particles?


Is there an absolute center of mass exist in the universe?


What physical forces allows for electromagnetic induction


How is the charge concentrated at the centre of shell for calculating potential from it?

Two bodies of finite size treated as two point masses in Newtonian gravity


How much energy would the Human Torch need?

How much oxygen would be consumed on a 1 cm squared surface which is on fire?


Accelerating particles to speeds infinitesimally close to the speed of light?


How do we know that clocks slow down relative to each other?


Information of things inside a black hole

Has the black hole information loss paradox been settled?


Why can microwave (in microwave oven) heat the food but wifi can't?

If microwave ovens and WiFi both operate on the same frequency, why doesn't WiFi cook things?


Why does a motor draw more current stopped or under load?

Relationship between current through a motor and it's load


Do two beams of light attract each other in general theory of relativity?


Are galaxies, stars, planets, and ultimately life in violation of the second law of thermodynamics?

How does the formation of a solar system not break the second law of thermodynamics?


Why does it seem like a broken magnet's poles flip?


Is powered delivered to an Incandescent light bulb changing with time?

how to model the exponential growth of luminosity when you flick a light on


Does light or observation collapse wave functions?

What counts as "observation" in Schrödinger's Cat, and why are superpositions possible?


Is the system of equations of electrostatics underdetermined or overdetermined?

Do Maxwell's Equations overdetermine the electric and magnetic fields?


How is the universe is experienced at light speed?

How does a photon experience space and time?


Why do fundamental physical laws involve the second derivative?

Why are differential equations for fields in physics of order two?


If I run along the aisle of a bus traveling at (almost) the speed of light, can I travel faster than the speed of light?


Why the lowest order of matrices in Dirac equation are 4x4 matrices?


Centrifugal force in inertial reference frame


Can we actually prove with 100% certainty that there are more than 3 dimensions plus time $(t,x,y,z)$?

Experimental evidence of a fourth spatial dimension?


What causes an electric shock - Current or Voltage?


Are there some websites for self-learning of advanced mathematics?


Speed of Magnetic Signal over Large Distance

Does magnetic propagation follow the speed of light?


Clocks tick steadily, so why is there no photon time?

Would time freeze if you could travel at the speed of light?


Reference request for motion & related topics

Recommendations for good Newtonian mechanics and kinematics books


Why does ebonite rod gets negatively charged when rubbed with fur


Can light be launched outwards from an event horizon?


What's the difference between space and time?


If nothing can travel faster than the speed of light, how can there be parts of the universe we can't see?


Is it possible to detect if everyting in the Universe is changing size?

If everything in the universe doubled in size overnight, would it be noticeable?


Dimensional aspects of the imaginary unit $i$ in physics

Can one do the maths of physics without using $\sqrt{-1}$?


Experiments proving/disproving extra dimensions


What keeps mass from turning into energy?


Why do springs have helical shapes? Why do we not use a cylindrical rod as a spring?

How does the shape (form; not cross-section) of a spring impact performance?


Why touching tooth filling with aluminum foil feels so weird?

Why is the charge naming convention wrong?


Acceleration of objects with speeds comparable to $c$. Can we find acceleration of the frame by treating $v$ in $1/\sqrt{1-v^2/c^2}$ as variable?

Does the pilot of a rocket ship experience an asymptotic approach to the speed of light?


Why there is a $\frac{1}{2}$ in the distance formula $d=\frac{1}{2}at^2$?


Software for drawing the shape of magnetic fields for different shaped magnets

Where can I find simulation software for electricity and magnets?


Does entanglement have a speed or is it instantaneous


How does energy exist if it can't be created or destroyed?

How can energy be useful when it is 'abstract'?


What's the point of hamiltonian mathematical formalism of classical mechanics?

What's the point of Hamiltonian mechanics?


What is the origin of blackbody radiation?

What are the various physical mechanisms for energy transfer to the photon during blackbody emission?


If photons have no mass, how can they have momentum?


Did the early universe violate the 2nd law of thermodynamics?

How can it be that the beginning universe had a high temperature and a low entropy at the same time?


Why is spatial conformal infinity a point

Do all the spacelike curve terminate at the spatial infinity $i_0$ in the Penrose Diagram of a Schwarzchild black hole?


If photons do not have mass, why does light get attracted such that it cannot escape a black hole?


What is the current theory underlying the concept of fields?


Isn't is far more likely that general relativity, and not QFT, is "wrong?"

Does the Planck scale imply that spacetime is discrete?


How is speed of light constant if it bends?


The moon affects the motion of the oceans, but can the motion of the oceans affect the moon?

Are tidal power plants slowing down Earth's rotation?


I touched a CRT television monitor and have some feelings in my hand.what is the reason?

Why does my hair get stuck to my cathode-ray TV screen after it is switched off?


Stopping inflation, dark energy and switching it on again

What caused the expansion of the universe to slow down after the inflationary epoch?


For a particle moving in a circle,can $a_t\neq 0$ and $a_r= 0$?

Is centripetal acceleration mandatory for circular motion?


Lagrangian for relativistic massless point particle


Why is the speed of light a limit? and why is it just $3×10^8\,\text{m/s}$?

Why does the speed of light $c$ have the value it does?


Falling then rising of an effervescent tablet dropped into a glass of water

Alka Seltzer Model: formulas/models requested


At what point do quantum wave functions collapse?

On the nature of the collapse of the wave function


How does a metric of the form $\mathrm{d}z \mathrm{d}\bar z$ work, if $z$ and $\bar z$ are not independent?


What is the meaning of "a straight line"?

Naive visualization of space-time curvature


How should I interpret relativistic mass?

If a mass moves close to the speed of light, does it turn into a black hole?


Why does negative energy imply that a system is bounded?

What exactly is a bound state and why does it have negative energy?


How far away must a galaxy be for its light never to reach us due to the expansion of the universe?

Expansion of the Universe, will light from some galaxies never reach us?


Does a body curve spacetime at higher velocities?

Relativistic mass as seen by different observers


Is the total energy of the universe zero?


Why did the big bang explode if there is no oxygen in space?


Difference between astronomy and astrophysics

Differences between astronomy, astrophysics and cosmology?


Are quantum-entangled particles affected by relativistic speeds?

Quantum entanglement as practical method of superluminal communication


Why is electric charge the conserved quantity corresponding to global $U(1)$ symmetry?

What is the symmetry which is responsible for preservation/conservation of electrical charges?


What is the likelihood of ever discovering the graviton?


Will heating up an object increase its mass?

Does a cooling object lose mass as it radiates?


Why does string theory have such a huge landscape?


What's the Cause of Quantum Entanglement?


Schrödinger equation derivation and Diffusion equation


Hypothetically what would happen in this situation?

Is it possible for information to be transmitted faster than light by using a rigid pole?


Why don't the two forces balance each other In Newton 3rd law?

Given Newton's third law, why are things capable of moving?


Condensed matter physics: the concept of holes

Positrons versus holes as positive charge carriers


Why don't we take force proportional to velocity?

Why force $F$ is $ma$ but not $md$ or $mv$? How can I observe and understand "force" in real life?


Why I think tension should be twice the force in a tug of war


Information contained in Lagrangians and actions


What does observation mean in two-slit electron diffraction experiment?

What constitutes an observation/measurement in QM?


What is the physical interpretation of the Poisson bracket


How can we be Certain that Dark Matter Exists if we Cannot See it or Directly Detect It?

Is there evidence of dark matter in our galaxy?


Marvin the Martian vs. the Death Star: how much energy will they actually need to disintegrate the Earth?