Special and General Relativity Forum

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Join in expert discussion on special and general relativity discussion. Relativity is the dependence of various physical phenomena on relative motion of the observer and the observed objects.
Graduate Understanding Gravity: The Curvature of Spacetime Explained
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Graduate Definition of an Inertial Frame
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Undergrad Can Mass Be Transformed Into Energy?
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Graduate Calculating the travel time in relativistic travel
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Graduate Relativistic thermodynamics controversy?
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Graduate Travelling to the Nearest Star and Time Dilation
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Graduate Spaceship Observations in Relativity: A Newbie's Question
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Undergrad Understanding Velocity: The Perspective of Fish in a Tank
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Graduate Pervect's discussion re photon/light perspective/reference frame
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Graduate Orbital Light Speed: Is it Possible?
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Graduate Inertial frames and Parity symmetry
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Graduate Synchronised Clocks in Motion: Einstein's Method and the Observer's Experiment
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Graduate Can a Particle Accelerator in a Space Ship Reveal Its Motion?
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Graduate Can galaxies recede from us at velocities greater than c?
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Graduate Measuring Lorentz Contraction: Is it Real or Just an Illusion?
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Graduate Differentials - is this valid or just sloppy but right?
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Graduate How Does Gravity Affect the Elasticity of Space and Time?
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Graduate How Can Clock Synchronization Be Achieved in a Moving Spaceship?
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Graduate Circular Orbits of a Black Hole
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Graduate Constructive criticism please.
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Graduate How Does Space-Time Curvature Affect Light Near Black Holes?
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Graduate Why do balls follow curved paths in Earth's gravity according to GR?
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Graduate Do Black Holes Capture and Display Objects Indefinitely?
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Graduate General Relativity and the Moon's orbit.
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Graduate General relativity in 1+1 spacetime dimensions
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Graduate Twin paradox in an empty universe
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Undergrad Long planet and Galileo thought experiment
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Graduate Photon's perspective - we are one photon
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Graduate Opinion/discussion/advice on a simple thought experiment please
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Graduate Possible quantum implications of GR?
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Graduate A problem with light speed constancy
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Graduate Two oposite beams and earth and rocket again
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Graduate The Force of Gravity: Instantaneous or with a Delay?
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Undergrad From The Suns Core to The Corona?
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Graduate How Does Earth's Motion Affect Our Understanding of Local Time and Space?
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Graduate Two Kerr Black Holes: Possible or Impossible?
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Graduate What are some examples of dynamical systems in General Relativity?
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Graduate Can a Charged, Accelerating Black Hole Radiate Photons?
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Graduate Why Is the Schwarzschild Solution Considered Spatially Symmetric?
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Graduate Understanding Einstein's Law of Gravitation in Empty Space
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Position of a ship in a new dimension
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Graduate Consistency of the speed of light
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Graduate Energy momentum tensor of a scalar field by varying the metric
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Graduate Does light truly have no reference frame?
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Graduate Another question about photon perspective, concerning entanglement
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Graduate The Gauss Bonnet Lagrangian and the conserved current
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Graduate What is the correct understanding of the ct dimension?
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Graduate What is the solution to the paradox of relativistic mass increase?
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Graduate What Causes the Paradox of Aging in Time Dilation?
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Faster than the speed of light
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Graduate Events and how they are percieved.
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Graduate Naked Singularities: Questions on Fund. Particles as Black Holes
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Graduate A bench-top test of special relativity ?
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Graduate Question on Effective Potential
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Graduate EP Violation: Asynchronous Relativity & Stressed Bodies
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Undergrad Deriving Law of Conservation of Energy from E=MC2
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Graduate Can Lorentz transformations determine the middle point on a photon's worldline?
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How Thick is Space If It's Flat?
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Graduate 4-velocity, the mass shell and potential energy
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Graduate Geodesic Paths in Spacetime: How Mass and Velocity Affect the Curvature
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Undergrad Thought experiment on potential energy
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Graduate Wave equation in curved spacetime
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Graduate Photon Inertial Mass: Zero Rest Mass?
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Graduate How Does Time Dilation Affect Clocks in Different Frames of Reference?
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Graduate Is there a limiting speed for particles due to energy loss in acceleration?
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Graduate Object Falling into a Black Hole: What Happens?
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Graduate Accelerating Twice: Astronaut Achieves .99999c in Nuclear Ship
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Undergrad How does the speed of light affect the rotation of a disc?
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Who is the author of mathpages.com?
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Graduate Why is the 3 momentum represented with a negative sign in the 4-vector?
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Graduate Is Time Travel Possible and What Are Its Implications?
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Graduate How does an object know that it is in motion?
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Undergrad Creating a Common Frame of Reference for Remote Astronauts
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Graduate What happens to the pythagorean theorem in a non-euclidean space?
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Graduate Equivalence principle & nonlinearity
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Graduate My response to an anti-relativist
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Graduate Why is ct used as the fourth dimension in Special Relativity?
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Undergrad Can Anything Travel Faster Than the Speed of Light?
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Graduate Is special relativity just an illusion of time and space?
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Graduate The stress energy tensor again
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Graduate What is the explanation for the null result in the Trouton-Noble experiment?
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Graduate Relativity Revisited: Flora Lopis & Max Tegmark (MIT)
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Graduate What is the Flaw in Applying the Lorentz Factor to Time Dilation?
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Graduate Where does the energy loss from redshifted photons go?
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Undergrad Atomic clocks & general relativity
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Graduate T of t' and x of x' with respect to S
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Graduate Can Time Dilation Be Used to Identify a Moving Frame of Reference?
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Graduate Traveling into the future in order to travel back into the past
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Undergrad Can You Take a Photo of Something Traveling at Light Speed?
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Graduate The Lorentz Group in General Relativity
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Undergrad Is Time Dilation Only About Velocity and Massive Objects?
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Graduate What Phenomenon Causes Light to Change Direction Near a Black Hole?
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Graduate Can energy be converted into mass?
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Graduate Can Photons Orbit in Flat Spacetime?
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Graduate Lorentz Transformation via Rotation
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Graduate Does General Relativity Suggest a Younger Age for a Free-Falling Twin?
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Graduate Negative Rest Mass: Faster than Light?
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Graduate What is the Name of the Four-Vector with p-eA?
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Graduate Negative Mass: Possibility of FTL Travel?
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Undergrad Experiments in a revolving satellite
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