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 Black holes and General Relativity
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Graduate How Do Horizons Influence the Entropy and Temperature of Spacetime?
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Graduate How does one measure the absolute velocity of an object?
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Graduate The Mystery of Super Luminous Entities and Relativistic Insects Explained
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Undergrad Is the speed of light affected by relative motion?
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Graduate Shape of Kerr event horizon in terms of reduced circumference
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Graduate Showing that Lorentz transformations are the only ones possible
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Graduate Why are geodesics parabolae on earth's surface?
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Graduate Einstein's GR & Rotating Earth Dilemma
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Graduate Black Hole Angular Velocity: Is Expansion Feasible?
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Graduate Geodesics in a constant gravitational field
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Graduate Time & Universe: Relative Meaning & Age
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Graduate Why does the buoyant force decrease in Supplee's submarine paradox?
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Graduate What is the measure of space-time curvature and how is it calculated?
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Graduate How to understand why massless particles must travel at c?
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High School Mass and velocity, thank you for your help
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Graduate If light appears frozen due to time dilation, how do its fields fluctuate?
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Graduate About accretion disk of a binary system
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Graduate A function for a line in a square (or a triangle or a etc)
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Graduate What events occur inside a black hole?
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Graduate Question about transverese-traceless gauge in gravity
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Graduate Velocity Addition in Special Relativity
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Graduate Can Black Holes Truly 'Grow' in the Lifetime of the Universe?
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Graduate Inventing Lagrangians (D'Inverno)
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Graduate What Would Audible Gravity Waves Sound Like?
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Graduate (wald) method for calculating curvature
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Graduate Can you move fast enough towards light so that it has a period of 0?
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Undergrad Perpetual Acceleration: Questions for Beginners
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Graduate Gravitation Lagrangian in classical form
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Graduate How to calculate increase of mass in relation to increase in velocity?
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Graduate Conservation of Particle Number
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Graduate Trajectory function of projectile motion
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Graduate Co-variant Derivative of a Complex Vector
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Graduate Symmetrizing 3xMetric Tensor: H^{\mu \nu \lambda \kappa \rho \sigma}
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Graduate Why Do Objects Fall if Gravity Isn't a Force in General Relativity?
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Graduate What is the mechanism behind the weight of a box of photons?
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Graduate Does light aimed outward contribute to the pull of space-time in black holes?
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Graduate Life below the Schwarzschild radius
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Graduate Christoffel Symbols of Vectors and One-Forms in say Polar Coordinates
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Undergrad The Full Equation for Mass-energy Equivalence
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Graduate Can tensors be defined without using coordinates in a physics-friendly way?
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Graduate Feynman: Relativity of Magnetic and Electric Fields
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Graduate In a nutshell: getting some perspective on invariance
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Graduate Is there a connection between energy derivation and Newton's Law of Motion?
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Graduate How is the Relativistic Larmor Formula Derived Using Dot Products?
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Graduate Linear equations and homogeneity of space and time
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Graduate Simplest derivation of Lorentz Transformation
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Graduate General Relativity: Spatial Inversion Symmetry
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Graduate Preservation of the infinitesimal element of length
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Graduate How does GR impact acceleration and reaching the speed of light?
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Graduate Why positive curvature implies finite universe?
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Graduate Ricci scalar and curveture of FRW metric
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Graduate Bohr model & relativity on large atoms?
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Graduate True Speed of Light: Is It Limited By Time/Space?
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High School Significance of Gravitational force
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Graduate Galilean principle of relativity and Gödel's incompleteness theorems
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Graduate Alcubierre warp drive as time machine.
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Graduate Electron falls into black hole. what happens.
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Graduate Does torsion make parallel transport direction dependent?
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Graduate Magnetic field seen by electron in thomas precession
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Graduate State of the art re the geodesic hypothesis
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Graduate Horizontal lift, or parallel transport
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Graduate Experimental verification of Ehrenfest Paradox
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Graduate Confused about Special Theory of Relativity?
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Graduate Intrinsic property of spacetime ?
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Graduate What relativistic effects to GPS receivers compensate for?
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Graduate What does the Lorentz factor actually mean?
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Graduate Relativistic Momentum: Deriving Why p=mγv
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Graduate Do gravitational fields depend on relativistic mass, or just rest mass?
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Graduate Israel's Formalism: The Metric Junction Method
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Graduate Same Temporal Order in all Inertial Frames
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Graduate How Does Spacetime Curvature Affect Tangential Light Speed Measurements?
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Graduate Are flowing space models compatible with GR?
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Graduate The meaning of the addition of the spin generator to the Lorentz generators
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Graduate Why is length contracted, and not ELONGATED?
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Undergrad Is Energy Conserved When an Object Approaches Light Speed?
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Graduate How to Find Killing Vectors for a Given Metric
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Graduate Does time flow backwards of forwards?
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Graduate Minkowski Metric: Timelike vs Spacelike
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Graduate How Does Mass and Speed Affect Energy in a Universe of Limits?
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Graduate Galilean relativity and acceleration
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Graduate Speed of Light Paradox: What Did I Miss?
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Graduate Is There Really a Strictly Conserved Stress-Energy Tensor in GR?
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Graduate Is the speed of light really just a conversion constant, like 2.54 cm/inch?
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Graduate Gravitational Wave: Mechanical Waves & Space-Time Continuum
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Undergrad Understanding E=mc² and Other Equations of Relativity
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Graduate How To COUNT Information in Black Hole?
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Graduate Microwave oven at relativistic speed
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Graduate Infinite mass at speed of light?
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Graduate Uncovering What Gives Gravity Its Power to Interact w/ Mass
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Graduate What can be derived from a vanishing Weyl tensor
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Graduate Questions about the Schwarzschild metric
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Graduate E=mc^2, wikipedia says mass can't be turned into energy?
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Graduate Weak field Newtonian limit
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Graduate Spaces of Constant Curvature and the Ricci Tensor
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Graduate What happen to rocket travelling @ 0.8c
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Graduate Vaidya metric and Wiki article
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Undergrad How was the Lorentz factor derived?
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Graduate Length contraction and Minkowski diagram
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Undergrad The argument of the change of units
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