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.
Nothing can exceed the speed of light
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Energy of a photon in different frames.
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Stephen Hawking and time travel
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Faster Than Light Communication/Transportation Not Possible?
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Pastpaper on GR: Get Help & Resources
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Pp waves - Null dust solutions
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Lorentz contraction in Special Relativity
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Why is 4-velocity Vector u'=dx^i/ds?
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Ricci Decomposition: Questions & Answers
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Exploring the Interior/Exterior of a 3 Sphere in GR
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Question on Weak Energy Condition
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What Happens to Mass During the Annihilation of an Electron-Positron Pair?
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Solving a Relativity Problem: Two MAsses in Motion
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Does homogeneity infer isotropism?
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The distance-dependent nature behind lorentz time-transformation
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How to deal with the index in Einstein summation?
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Is cheating going on in Relativity?
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What is the Folding Space Theory and its Potential Applications?
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Length Contraction & Angled Motion
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Proving Relativistic Kinetic Energy: (1/2)*(gamma)mv^2
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Simplifying Equations for Lorentz Boosts with Small Beta
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Question from Schutz, A First Course in GR
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Time Dilation and Differential Aging
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Relativity and Energy Transfer via Radiation
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Question on Phenomenology of Einsteins Field Equations
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Understanding Time Dilation: Explained in Simple Terms for Physics Enthusiasts
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Einstein And A Century Of Time
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Dual to Tensor: Meaning & -1/6 Explained
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Advice on GR book specific to my needs
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Is the Speed of Light Affecting Relativistic Phenomena?
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The Black Hole in a Spatially Compact Spacetime
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Einstein's Clock Synchronization Convention
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Relativistic contraction happens which way?
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Should the Special Relativity Principle be Reduced to a Tautology?
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Closed Universe Twins Paradox: No Acceleration?
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Exceeding the Speed of Light: A Surprising Result with Two Squares on Paper
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Do gravity waves get bent by gravity?
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Curtailed length and the twin paradox
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Do Primes in Lorentz Transformations Differ from Relativistic Effect Equations?
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Hawking, new theory on information paradox right or qwrong?
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Rank of Tensors: Questions & Answers
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Mysteries of the Big Bang: Is the Universe Made from Nothing?
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GRTensorJ - Books (physics/0509108)
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Why is gravity assumed to be a wave
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Coordinate transformations and acceleration
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What is the correct derivation of the relativistic rocket equation?
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Is gravity just the temporal gradients effect
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A Supposed alternative to GR I feel to be NonsenseClarification please
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What Are Contravariant and Covariant Tensors in Relativity?
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Sir Hermann Bondi (1919 - 2005)
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Need Help Identifying Errors on My Website?
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Antisymmetric 4-Tensor: Hodge/Duality Transformation Explained
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Accelerated charges loose energy
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What are gravitational lenses?
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Gravity Probe B Results: Preliminary Info
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Curvature of light and its effect on reality
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Get Formula for Rolf's 24-Hour Mars Trip
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Question 2: Relative events and space-time intervals
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The gravition and Einstein's equivalence principal
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Thoughts on Einstein’s Theories
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Time travel is posibble or not ?
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Photon Mass: Debunking the Myth of Zero Mass in SR Equation
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Shear stress energy tensor in GR
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Question about Einstein's train and lightning
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Gravitational field of a moving object
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Through what medium does EM propagate in empty space?
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What Forms of Energy Could Exist if All Matter Transformed into Energy?
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Hypothetical; what would a rocket look like to an outside observor if
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Rotate Pencil About Axis AB: What Obs. C Sees
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Understanding Relativity: How a Mirror Reflects Your Image at Near-Light Speeds
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Confused about fourth spatial dimension
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A question about the existance of a thread
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What is Relativity? Get Help Understanding It
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Finding Original Relativity Documents Online
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Understanding Abstract Physics: Gauge Functions & Properties of EM Fields
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Four-vectors, Minkowsky spacetime.
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Spacetime intervals again - still figuring out the formula
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Special Relativity: 1st & 2nd Postulates Explained
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Would it be possible to see into the past
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Is the Langevin Twins Paradox Validated by Other Experiments?
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Is the Redshift of Light at a Black Hole's Surface Infinite?
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Random questions + Geometric multidimensional patterns.
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The speed of light in a vacuum
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Tidal Forces/Fields: Analyzing N-Body Simulation Data
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The nature of space, time and spacetime
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Twins Paradox: What Do Each Twin Observe During Trip?
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How Does Relativity Apply in Rotating Frames of Reference?
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Help. not sure how to criticize the following site:
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Deriving Relativistic Mechanics Equation: \gamma
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Light Bending Effect in General Relativity: Understanding Gravitational Lensing
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Relativistic energy and matter
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Relativistic length contraction
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Is Time the Same for All Observers in Different Dimensions?
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Relativistic addition question
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MasterIs the existence of gravity shock waves in the universe possible?
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In this section explaining relativity
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Time in the Lorentz transformation
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What happens to time when a body reaches the speed of light?
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Is Relativistic Mass Still Relevant in Modern Physics Discussions?
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So two ships leave earth in opposite directions
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