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.
Undergrad Understanding Time Elasticity: How to Visualize the Concept
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Graduate Gravity Wave - Wavelength / Freq
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Graduate Relativity and the mass of photons.
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Graduate Which Principle of Relativity is the Most Profound in Einstein's Special Theory?
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Graduate Does Special Relativity Offer a Continuity Equation for Energy Conservation?
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Graduate What are physics constant in Kerr metric?
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Graduate Meaning of the word topological
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Graduate Another gravity wave question
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Graduate How Does Teleportation Affect the Twin Paradox and Time Dilation?
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Graduate Gamma as a Jacobian of Lorentz transformations
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Graduate Understanding Black Holes: The Observer's View of Falling Objects
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Graduate Gravity's Effects on Light: Mass & Black Holes
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Graduate Intergalactic space travel and hydrogen blasting
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Graduate What symmetries define FRW spacetime and their impact on expanding universes?
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High School Does Size Influence Our Perception of Time?
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Graduate Problem with light simultaneity
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Graduate Spacetime inside Quantum Vacuum or vice versa
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Graduate Semi-colon or Nabla Notation: Which is Correct for Calculating Nabla?
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Graduate Space like time like light like separations?
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Undergrad How does light know which path to take ?
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Graduate Vierbeins and spin connections as gauge fields of gravity
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Graduate Why does time dilation apply for objects moving with a velocity less than c?
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Graduate Does gravity slow time's passage?
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Graduate Why do some solutions in general relativity have no mass term?
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Graduate Photon 4-Momentum in SR: Why Must it Transform?
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Undergrad Lorentz Transformations, help me grasp them?
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Graduate An Easy Metric for Einstein Field Equations
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Undergrad Time Dilation: Understanding the Formula
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Graduate Commuting the Lorentz transformation with derivative
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Graduate Living Beyond Possible: Could I Age Less Than Earth?
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Graduate How to send a faster-than-light signal (spot Paradox)?
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Graduate Are All Black Hole Singularities Actually One and the Same?
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High School What is SPEED OF LIGHT With Respect to an Observer?
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Graduate Phase Invariance: Is It an Invariant?
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Graduate What is the EM Lagrangian in curved spacetime?
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Graduate The Center of a Black Hole - What's Going On?
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Undergrad Black Hole Mass, Rotation & Matter: Explained
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Graduate How to measure the one way speed of light.
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Graduate Is the Gauge Theory of Gravity Equivalent to Conservation Laws?
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Graduate Wrong example of Covariant Vector
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Graduate Hawking Radiation seems contrary to black hole dynamics
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Graduate Foliation of Space Time Hypersurfaces
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Graduate Twin paradox initial acceleration
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Graduate Is the Discussion on Gravitomagnetic Moments in London Misleading?
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Graduate How does beaming affect distance perception in special relativity?
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Undergrad Why did Michleson assumed that ether is moving ?
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Graduate Understanding Charged Black Holes
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Graduate How can two distant objects influence each other at a distance
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Graduate Relative Information and Time Paradox?
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Graduate Traveling at c-(1 planck length/planck time), then accelerate. What happens?
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Graduate Aberration of starlight due to
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Graduate Holographic principle and entropy mapping of a BH
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Graduate Speed of light in media other than vacuum
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Graduate What is the physical interpretation of four-velocity in special relativity?
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Graduate MMX and the earth's rotational sagnac
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Graduate Can different paths in spacetime have the same separation?
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Graduate From Equivalnce Principle to General Relativity
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Graduate BRS: Random Comments on Some Recent PF Threads
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Undergrad WIKI and Time Dilation: The Possible Error in Relative Velocity
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Graduate Can the Symmetric Twin Paradox be Tested with Atomic Clocks?
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Graduate Magnetic or Electric Field or Electromagnetic Field?
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Graduate How to make two frames purely Galilean
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Graduate Is time in our universe absolute?
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Graduate Derivation of eq of motion of q in static E?
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Undergrad Interacting gravitational fields
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Graduate Could the curvature of space in general relativity represent a 4th dimension?
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Undergrad Could you use contained light as a form of propulsion?
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Graduate Time & Distance: Brian Greene's Theory Explored
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Graduate Space-Time Puzzle: Why Objects Can't Be in Two Places at Once
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Undergrad Testing whether gravity bends light
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Graduate Calculating Ship Acceleration with Gauss Gun Propulsion
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Graduate Relativity & Gravity: Does Potential Energy Increase Mass?
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Graduate Bike Moving at 0.866c: Length, Time & Turns Explained
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Undergrad Equivalence Principle Explained - What is it?
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Graduate Killing vectors on a 3D Euclidean space
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High School Gravity: How do objects communicate?
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Graduate Solving Einstein Field Equations for Minkowski Space with CTC
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Undergrad Faster-than-light newbie question
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Graduate Question about Brian Greene's book
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Graduate Important and/or Interesting Spacetimes
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Graduate Question about black holes and gravity
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Graduate Relativistic inelastic collisions?
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Graduate Does time dilation occur even in our everyday movements?
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Undergrad Solving the Mystery of Graviton & Einstein's Accelerating Frame Model
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Graduate Can a light beam stay trapped in a moving cart with ideal mirrors indefinitely?
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Undergrad Hooke's Law & SR: Does k Change with Moving Springs?
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Graduate How does the String Theory Propeller behave as you approach the event horizon?
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Undergrad Gravity - a function of mass or of density?
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Graduate Is There a Discrepancy in Distance Measurements?
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Graduate If Two Spaceships close at a speed of 1.4c ?
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Graduate What is the relationship between 4-momentum and energy/momentum components?
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Graduate What is 'Curvature' of Spacetime
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Graduate Length and time comparisons in SR
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Graduate BRS: Penrose-Carter Conformal Compactifcations of Spacetimes
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Undergrad Link between Thermo and Special Rel?
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Undergrad Can Two Events Be Simultaneous in Multiple Reference Frames?
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Graduate Metric tensor of a non-homogeneous universe
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Graduate Need simple introduction to homology / cohomology theory
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Graduate The feeling of time while traveling at the speed of light
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Graduate Rotating vs. Stationary Mass Grav Effects?
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