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 Relativity: Observer Perspectives on Time and Distance
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Graduate Is the speed of one beam in the LHC nearly twice that of the other?
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Graduate Can Newtonian Cosmology Emerge from FRW and Oppenheimer-Snyder Frameworks?
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Graduate Proper acceleration and g-forces
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Graduate According to Alice's frame of reference
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Graduate Can the speed of light be exceeded by relative velocities?
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Graduate Deriving Special Relativity: Force, Acceleration, and Velocity
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Graduate Do Moving Reference Frames Affect Event Timing in Special Relativity?
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Graduate Difficulty with imagine ( MM experiment)
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Graduate Time-reverse symmetry of the principle of relativity
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Graduate Continuity equation from Stress-Energy tensor
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Graduate Why does gravity not end at the event horizon?
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Graduate Tangential Velocity, Frames, and the Speed of Light
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Graduate Understanding the Relative vs Absolute Nature of Energy Conservation
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Graduate Apparent distances as seen from within Schwarzschild solution
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Undergrad Why Did the Michelson-Morley Experiment Assume Aether Has a Constant Velocity?
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Graduate Relativistic length, 2 viewpoints
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Graduate What is the problem with my energy calculation in STR?
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Graduate Minkowski Spacetime: Exploring General Relativity
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Graduate Is there a limit on real inertial frames?
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Graduate Wien's law in relativistic frame
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Undergrad Where do gravitational field lines originate from?
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Graduate Relative Motion and Time Dependance on Velocity of Light
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High School Does Light Really Have Mass?
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Graduate Mass, Gravity, Spacetime and everything
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Graduate Constructing Local Lorentz Frames in Curved Spacetime
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Graduate Questions about MTW Brick: Page 29, 101, 142
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Graduate Strong and weak gravitational Fields
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Graduate Limit to a gravitational field?
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Graduate Who gets there first? Speed of light.
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Graduate Alcubierre Drive: Faster Than Light Travel Possible?
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Graduate If 2 spaceships travel at the speed of light
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Undergrad Explaining Length Contraction with the Light Clock Argument
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Graduate What would it be like to fall into a black hole?
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Graduate Paradox of gravitational potential energy
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Undergrad Understanding Simultaneity in Special Relativity
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Graduate What Would a Photon Perceive in the Universe?
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Graduate Why general relativity and quantum mechanics are incompatible?
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Graduate Tidal forces and geodesic deviation: a principle question
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Graduate Break the upper limit: 2x speed of light?
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Graduate Why does time have a minus sign in the SR interval equation?
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Graduate Space-time transformations with different shape
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Graduate Relativity and Quantum's multy universes
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Graduate What happens when you apply a force in space over infinite time?
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Is Time Travel Really Possible?
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Graduate Does a Rod's Size Change When Rotating at the Speed of Light?
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Graduate Matter-antimatter ship in GR clock paradox - fuel consumption
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Undergrad What happens to matter inside a black hole?
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Graduate Fitzgerald -Lorentz contraction
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Undergrad Can You Measure the Speed of Light in Water and Move Faster Than It?
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Graduate Lorentz transformation, Einstein transformation,Lorentz-Einstein transformation
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Graduate Twin Paradox: Question on the Effects of Speed and Gravity on Time
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Graduate Derivation of the Special Theory
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Graduate Does the theory of relativity include angular motion?
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Graduate Relativity equation - calculating the algebraic limit
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Graduate What would happen if we rode on a light beam?
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Graduate Special relativity simulation issue
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Undergrad Equal and opposite electric fields?
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Graduate Does Lorentz Contraction Affect Perceived Distances at Near-Light Speeds?
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Graduate Does superposition hold for relativistic particles?
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Graduate A question regarding relativity and information transport
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Graduate Time dilation limit? (how much does time dilate at c )
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Graduate Force-free motion from a busted Lagrangian
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Graduate Why is the time dimension multiplied by c^2?
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Graduate Light cones in faster than light travel
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High School Einstein's Equation: E=MC2 Explained
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Graduate How can the Rindler metric be derived for a uniform gravitational field?
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Graduate Bouncing light question faster than c?
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Graduate The Mysteries of Light: Understanding its Characteristics and the Speed Limit
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Graduate Gravitational potential from QM-like phase
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Graduate Metric Tensor Question: Special Relativity
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Graduate Proving that the scalar product is invariant
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Undergrad What physically happens to the object as it increases in mass
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Graduate Bondi k and everyday clock synchronization
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Graduate Is Faster-than-Light Travel Possible with Constant Acceleration?
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Graduate Uniqueness of solutions to EFE?
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Graduate Comparing Charge and Gravity: Do They Follow the Same Rules of Motion?
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Graduate Would the Pendulum's Shadow Vibrate at PHz on a Moving Wall?
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Graduate Why Does Understanding GPS and Relativity Matter for Black Hole Exploration?
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Graduate Principle of relativity and energy?
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Graduate Does charge change with velocity?
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Graduate Watching young's double slit experiment in moving frame
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Graduate Synchronization Gauge Definition | What is it?
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Graduate Conservation of Energy in GR - Is Potential Energy Still Valid?
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Undergrad Gravity as Expansion: How Do Orbits Stay Constant?
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Graduate How does light travel at its speed without infinite mass?
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Graduate What Are Closed Timelike Curves?
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Graduate Massless Particles: At Rest & Why?
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Graduate Twins Paradox in a Quasi-Uniform Gravitational Field | A Sci-Fi Exploration
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Undergrad GRAVITY its time we figured it out.
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Graduate Understanding the Relationship Between Energy, Mass, and Momentum in Relativity
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Graduate Does massless particles experience gravity
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Graduate Riemann curvature tensor as second derivative of the metric
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Graduate How Does Photon Momentum Exist Without Mass?
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Graduate Does Light Bend Spacetime and Have a Gravitational Pull?
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Graduate What is the cause of spacetime curvature?
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Undergrad Do Clocks Run Slower in Weaker Gravitational Fields?
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Graduate Robertson-Walker metric in higher dimensions (and problematic Riemann tensor)
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Graduate Sum of the forces and torques = 0
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Graduate What exactly is stopping us from unifying GR and quantum mechanics?
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