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 Will photons fry an object falling into black hole?
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Graduate What's so special about light?
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Graduate Atomic clocks in gravitational field
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Graduate Ultraviolet Catastrophe of Gravity
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Graduate Did Einstein's Theory of Relativity Predict the Mass of Binary Stars?
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Graduate How Does General Relativity Affect Star Orbits Around Schwarzschild Black Holes?
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Graduate How does special relativity affect the Hall effect in conductors?
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Graduate Doppler effects and relativity
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Graduate Inner and outer horizon of black hole
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Graduate Why can't I see fringes with eyepiece in my Michelson Interferometer?
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Graduate Maxwell Equations Lorentz Invariance - Notation
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Undergrad Why is 299,792,458 m/s the speed of light in a vacuum?
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Graduate How Do General Relativity Tensors and Their Indices Work?
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Graduate Gravitational force of moving objects
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Graduate Proof Minkowski metric is invariant under Lorentz transformation
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Graduate Metric tensor at the earth surface
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Graduate Invariance of the speed of light
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Graduate Atom Emitting Photon: Energy Conservation
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Graduate Mechanism of the cosmological redshift
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Graduate What if Earth crossed the event horizon of a supermassive black hole
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Graduate Very specific question about index notation
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Graduate Curvature of Manifolds: Understanding Relative Concepts
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Graduate Metrics for the Sun & Earth: Rs & Assumptions
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Graduate Decelerating a Constantly Accelerating Ship
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Graduate Time Effects in Separate Frames of Ref.
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Graduate Why would a black hole be a gateway to another universe?
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Graduate Distorting spacetime: Links/references about fundamental limits
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Graduate Time dilation effects on a human being
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Graduate Relation between EMR & the force of gravity?
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Graduate Understanding Positive and Negative Intrinsic Curvature in General Relativity
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Graduate Questioning the Big Bang Singularity: Time & Gravity
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Graduate Relativity and the question of age
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Graduate What Does Ricci Equal to Zero Mean for Black Holes?
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Graduate Is it fair to state mass distorts space-time
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Graduate Recognize Black Hole: Metric Conditions & Features
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Graduate Measurement in special relativity
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Graduate Why is it obvious that the derivative of a 4-vector is also a 4-vector
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Graduate The Central Region of Black Holes: Composition, Energetics, and Equilibrium
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Graduate Is Special Relativity a field theory?
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Graduate Do rotating frames have planes of simultaneity?
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Graduate Is This Description of Falling Into a Black Hole Correct?
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Graduate Lorentz transformation of energy and E = h f
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Undergrad Mach's Principle: What Is It & How Can I Understand It?
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Undergrad Need help in a time dilation question (high school)
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Graduate Does the Mass of a Magnesium Lamp Decrease After Emitting Light?
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Graduate What Determines the Specific Speed of Light in Our Universe?
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Undergrad GRE Prep: Simultaneity Questions - Answer: No, Never
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Undergrad How Can an Ant and a Melon Explain Time-Space Theory?
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Undergrad How is light speed constant and in all directions ?
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Undergrad Weight of Fast Rotating Gyro - Does Angular Velocity Increase Weight?
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Graduate Action at Distance: Can Brake Speed Exceed C?
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Graduate Relativistic corrections to classical physics formulae
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Graduate Relation between de Sitter and Poincare Groups
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Graduate Calculating Radiation Measured from Moving Star
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Graduate Time at the center of a black hole?
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Graduate System & Environment in Gravity: Is There a Global Theory?
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Graduate A physical description of some GR concepts
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Graduate Inertial reference frames in general relativity
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Graduate Black Hole Complementarity Question
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Graduate Why is Scalar Cam Built with Second-Order Derivative of Metric Ricci Scalar?
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Undergrad Thought experiment of relativity
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High School Understanding the Twin Paradox: A Simple Explanation
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Graduate Find Solutions to Black Hole Questions
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Graduate Can Acceleration and Gravity Equally Affect Time Dilation?
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Graduate Can We Harness Energy from Light to Power Space Travel?
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Graduate The Structure of Galilean Space
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Undergrad Gravitational Constant (Big G I think)
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Graduate Simplifying Equation (14) from Zee's Einstein Gravity for PhD Students
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Graduate What Direction is Light Observed From a Moving Source.
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Graduate Schwarzenchild vs Minkowski: 4-Space & EigenValues
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Graduate Deriving formula ∆t=Lv/c^2 using special relativity
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Graduate How can a particle coming from infinity get on bound orbit around BH?
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Graduate Particles traveling back in time
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High School Where Are the Boundaries of the Universe and How Can We Measure Them?
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Graduate Moving faster than light in Schwarzshield radius
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Graduate Does an explicit list of 20 independent compenents of Riemman exist?
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Graduate Action & Reaction: Equal Opposites
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Graduate Space and Earth's (and other planet's) movement through it
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Graduate Checking if Schwarzschild Space-Time is Locally Minkowskian
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Graduate The Physics of Length Contraction of physical objects and distances
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Graduate Calculating M from Charge & Angular Momentum in Black Hole
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Undergrad Lorentz transform low velocity limit
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Graduate Exactly Why C is impossible for Massive Objects?
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Graduate Photon mass - clarification request
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Graduate Understanding Acceleration and Geodesics in Curved Spacetime
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Graduate Is the Modified Lagrangian Formula Correct in Ray D Inverno Problem 11.5?
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Graduate Connected Space-Times: Why is it Assumed in General Relativity?
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Undergrad What are the accepted theories for the source of gravity?
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Graduate Why Is General Relativity Nonlinear Compared to Other Fundamental Equations?
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Graduate How Does Special Relativity Explain Particle Attraction?
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Graduate Seeing the entire future of the Universe
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Graduate (Almost) Black Hole = Fast Space Ship?
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Graduate Total energy derivation: energy as a time component of a four-vector
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Undergrad How Does Time Dilation Affect Clocks at Different Speeds?
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Graduate Relativistic Energy Derivation math problem
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Graduate Recommended reading on Kaluza-Klein theories.
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Graduate What is the dielectric momentum density 4-vector?
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Graduate Time slowing down due to speed relative to the observer
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Graduate The consistency of the speed of light
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Graduate Lorentzian 2-Manifold Local Conformal Flatness: Explained
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