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 Types" of Space-Time Curvature in GR
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Graduate Do Massless Objects Travel at the Speed of Light Relative to Each Other?
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Graduate Spin precession Killing fields
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Graduate Can black holes merge to create larger event horizons?
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Graduate Time dilation and curved space
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Graduate Mass and thermodynamics in relativity
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Graduate The Mystery of Thomas Precession in Weinberg's Book
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Graduate Universal Law Idea: Impermanence & Relativity
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Graduate How is the S^3 metric defined by a unit vector and coordinate changes?
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Undergrad Mass/Energy in special relativity
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Graduate Special relativity and gravitation
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Graduate Is a gravity transformer possible?
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Graduate Could SR not be built from only one postulate?
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Graduate Change of Determinant of Metric Under Var Change
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Graduate Is the Hawking Mass Stable in Supergravity Theories?
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Graduate Need Deflection of Light Clarification
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Graduate Muons: Why time dilation takes precedence?
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Graduate Time Dilation of Charged Particle "p
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Graduate Moving objects in Stationary and Static Spacetimes
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Graduate Maximum possible gravitational time speed-up in the universe?
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Graduate Why Does Applying a Second Derivative to an Antisymmetric Tensor Yield Zero?
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Graduate Speed of 2 photons traveling in opposite directions
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Graduate Understanding Photons: The Role of Energy and Momentum in their Existence
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Graduate Is the speed of light truly constant in all directions?
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Graduate Parity of stress tensor versus stress-energy tensor
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Graduate Does born rigidity mean elongation of a body?
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Undergrad What is the Lorentz Transformation Equation and its Use in Relativity?
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Undergrad How Does Speed and Gravity Affect Time Dilation?
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Graduate Can Tensor Products Define (M,N) Tensors?
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Graduate Constructing an artificial blackhole
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Graduate Lorentz transformation And Einstein's Laws.
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Graduate Confusing points in relativistic dynamics
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Graduate Are Wormholes Physically Possible in Our Universe?
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Graduate Light & Gravity: Does Light Bend Spacetime?
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Graduate How is the speed of light being measured?
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Graduate Alcubierre / GR Warp drive and Entering/Exiting a Light Cone
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Graduate Feasible way to go the speed of light?
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Graduate Could superman fit his hand around a Basketball?
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Graduate Special relativity time dilation question
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Graduate 13 parameters for agreement with observations
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Graduate Time Travel at Light Speed: How Can Earth Be in Future?
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Graduate Question about an Alcubierre warp drive's negative energy requirement
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Graduate What is the nature of gravity?
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Graduate Rotation and circular motion under different simultaneity conventions
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Graduate Perception and calculating when events happened
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High School Plane Flying East-West: Time Difference Explained
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Graduate Is the speed of light constant with time?
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Undergrad Why does gravity not create resistance?
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Graduate Length contraction of rotating wheel
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Graduate A question about measuring time via the speed of light
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Graduate Understand Degeneracy of Metric at Schwarzschild Singularity
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Graduate Is "length contraction" an illusion?
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Graduate Zeroth component of Spin 4-Vector
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Graduate Question about covariant derivatives
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Graduate Information Faster Than Light - Thought Experiment
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Graduate Can information truly be teleported using quantum entanglement?
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Graduate The Relativistic Force-Norm and the Proof of E=mc2
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Graduate Velocity of light and it's frame of reference.
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Graduate Verification of c isotropy vs c in Einstein synchronization
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Graduate Drawing lines through spacetime warped by the mass of the earth
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Graduate How is it possible for binary stars to not show changes in aberration angles?
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Graduate Laying a rope into a black hole very fast
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Graduate Kinematic time dilation in black holes
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Graduate Can Geodesic Deviation in Spacetime Incorporate Non-Causal Relationships?
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Undergrad How to tell the difference between acceleration and gravity
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Undergrad Is it possible to tell whether ship is moving or not?
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Graduate I'm sorry, I'm not sure what your question is. Could you please clarify?
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Graduate Resolving Symmetric Movement Paradox w/ Respect to Stationary Observer
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Undergrad Biking at near the speed of light
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Graduate Is time present in a black hole?
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Graduate Why it is necessary to unite Gravity and other forces
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Graduate Special Relativity and Biological Clocks.
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Graduate Dark Energy: Observer Dependent or Absolute Rest Frame?
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Graduate Time is an illusion? Einsteinian Ideas reflected.
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Graduate Affine parametrization for null geodesic?
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Graduate Time Slowing Rate & Gravity: A Derivation
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Graduate If gravity is geometry then why talk about
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Undergrad Find Refractive Index of Liquid for Observer with Velocity
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Graduate Expansion tensor on rotating disk
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Graduate Is Gravity Instant? A Thought-Provoking Question
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Undergrad Twins paradox and time dilatation
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Graduate Did Einstein have a Physical Interpretation of Frames?
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Graduate If the speed of light depended on the source's velocity
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Graduate Can Alice's Spaceship Experience Enhanced Views and Heat Near Light Speed?
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Graduate Interesting Thoughts on Objects & Speed of Light
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Graduate Comoving fluids - radiation and matter
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Graduate Radial motion in the Schwarzshild spacetime
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Graduate Redshift and blueshift in relativistic doppler effect
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Undergrad Why Do Objects Float in Space Station (SS)?
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Graduate Speed of light that hits our eyes
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Graduate Measuring Relativistic Velocities on Earth: A Question
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Graduate Please explain what is wrong with my relativistic momentum problem
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Graduate Relativistic Action Math Help: The Classical Theory of Fields
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Graduate Can We Define Angles in Flat Spacetime Using Geodesics?
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Graduate Does Light Obey the Same Rules as Matter in Motion?
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Graduate Two trains moving in opposite directions around the earth
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Graduate Mass Increase at Relativistic Speeds: A Scientific Inquiry
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Graduate Synge: optical observations in GR
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Graduate Is the Sagnac effect a reliable measure of rotation in Kerr space-time?
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Graduate Solving GR Questions (Novice+): Some Qs on GR - Can You Help?
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