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.
Hollow spherical blackhole thought experiment
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Can SR fully explain magnetic force?
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Same experiment performed in different inertial reference frames
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What is the Relative Speed of Photons in Opposite Directions?
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Twins in Motion: A Thought Experiment on Relative Speed and Age Differences
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Do the laws of relativity hold true for all forms of media?
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Doppler Effect & Einstein's Theory: Explained & Proven?
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What is the Relationship Between Time and Gravity in the Early Universe?
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Why aren't electrons considered black holes ?
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Stress-Energy tensor of a rotating disk
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Are you sure that objects which moves enought fast are not black holes?
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Calculating Mass-Energy of a System Without Using Pseudotensors
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A question about the rationale of SR?
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Light Speed: Consequences of Relativistic Speeds
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Common misconceptions of cosmological horizons and superluminal expansion
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General relativity and time dilation
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Length and time for a given metric
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Is There Any Scientific Evidence Supporting the Idea of Viewing the Future?
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Determinant g = g_{00} det |g_{ij}|
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Does Antigravity Have a Basis in Justifiable Physics?
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Special Relativity Day: Albert Einstein's 1905 Theory
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GR Background Independence: Indeterminate and Non-local?
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The Mystery of Gravity: Unraveling the Cause of the Fundamental Force
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The Completeness of the Kruskal Extension: A Flaw in the Black Hole Solution?
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Does the Velocity of Magnetic Field Effects Violate Maxwell's Equations?
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Gravity / equivalence principle
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Light clock and teaching of special relativity
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How Long Would Earth Lose Sun's Gravity? - Helical
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Einstein did not derive E =mc2 first
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Is the Terrell-Penrose Effect accurately depicted in these animations?
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Gravitational time dilation due to one's own mass
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Is There a Limit to Temperature in Relativistic Thermodynamics?
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Does the Twins Paradox Always Hold True for Inertial and Non-Inertial Observers?
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How Does Relativistic Deceleration Affect Velocity Calculations in Space Travel?
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Calculate Time Difference: Relativity Equation for Sun and Earth Masses
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How do you prove the relationship between electromagnetic and metric tensors?
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What Color Would a Light Beam Appear While Chasing It at 0.999c?
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Black holes and scientific fraud
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How Does a Light Clock Demonstrate Motion in Relativity?
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Clocks and Time Dilation in Relativity
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Isotropic and anisotropic propagation of light
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Big Bang & Speed of Light: Explained
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Gravity in the expanding universe.
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World's Fastest DerivationS of the Lorentz Transformation?
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Relativity according to Dr. Wayne Dyer
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Is Cross-Posting Allowed on PF Forums?
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Is Time Slowing Down? - Examining the Possibility
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How to travel faster than light - why wont this work?
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Trying to understand gravitomagnetism
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In What Frame Is (t2 - t1)^2 Measured?
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Perception vs Reality: Why Does the Moon's Shadow Look Wrong?
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What evidences of relativity do you find the most compelling
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Another Twins Paradox question
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Does light travel at different speeds?
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What is Lorentz' Ether? Lorentz' ether
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Einstein energy versus thermodynamic energy
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Gravity, Mass, Dark Matter & Energy - Exploring Relationships
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How Do Light Cones Behave Near a Black Hole's Event Horizon?
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Proper Physical Quantities: Understanding the Fundamentals
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Special Relativity Clock Challenge
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Interfering with Time: Light Waves Explained
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How Does Curved Spacetime Influence the Path of Light and Objects in Space?
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Can Light Curve Space-Time and Create a Gravity Well?
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Solving Spacetime: Parametrizing a Curve in 3D Euclidean Space
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Doppler & Gravitational Redshift: Non-Inertial Observer in SR?
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When and where will ship A turn around according to an observer on earth?
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Gravity - Integrating General Relativity with Gravitons
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Advertising very bad sites on relativity
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How Does Time Dilation Work and Can Someone Explain the Twin Paradox?
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Why don't all massive objects collide?
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Is It Possible to Derive the Lorentz Transformations from a Simple Axiom?
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Why doesn't light go through walls then?
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The interaction between two electriferous particles
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Discover the Science Behind Age Differences at the Equator vs. Poles
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Special relativity - please can someone clear this up?
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If Time Is The Fourth Dimension
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What are the effects of higher derivatives in the slow-motion approach?
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Questions about Light: Speed & Gravity
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Gamma Rays: Faster than Light?
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Can Two Airships Achieve Superluminal Speed with Elastic Material?
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Why Do You Travel Into The Future As You Approach The Speed Of Light?
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Conceptualizing higher dimensions
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Thermodynamic - conservation of energy/mass problem, I can't figure it out
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Virtually indestructible materials, say adamantium.
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Composition of Lorentz Transformations
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Why is a wire with a current not charged?
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Why Did Einstein Choose the Riemann Tensor for General Relativity?
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Learning special relativity in my physics class
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Can Twisting a Rod Allow Faster-Than-Light Communication?
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Theoretical experiment on relativity
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Explaining EM, Weak & Strong Interactions in 4D Spacetime
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Physics Q: Travel Faster than Light? E=MC^2?
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Calculating Time Travel & Wormhole Theories
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Gravity & Light: Bending the Laws of Physics
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Inertial Frames distinguished by proper times
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Mossbauer Effect & Photon/Gravity: How it Verifies Energy MGH
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What,s the energy of the gravitational field?
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Travel Faster Than Light: Theory & Experiments
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Why does light travel backwards in this experiment?
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Attempting to Understand Alcubierre
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