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 Question relating to the Ehrenfest Paradox
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Graduate Why is the speed of light independent of a frame of reference?
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Graduate Can you rip the space time fabric?
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Graduate Lorentz Transformation Limit: Proving U=c
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Graduate Is Ether the Missing Piece in Understanding Space Warping?
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Graduate Revisiting Newton's Bucket Experiment: Is Rotation Absolute or Relative?
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Graduate Why is the relativistic mass a rejected concept?
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Graduate Removing Extraneous Factors from Einstein Action
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Graduate On why massless particles move at the speed of light
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Graduate Physical definition of inertial reference frames
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Graduate Train experiment in special relativity: a problem?
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Graduate Silly question about (Galilei) transformations
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Undergrad Does the Moon's gravity affect the Earth's gravity in a satellite's trajectory?
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High School Speed of Light: Does Relative Motion Affect It?
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Graduate Is Energy Conserved in General Relativity?
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Graduate Why does gravity have to be non-linear?
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Graduate Acceleration & Quantum Gravity: A Fundamental Disconnect?
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Graduate An idea I can't find anywhere Help me figure this out please
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Graduate Is mass conserved by mathematical identity?
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Undergrad Difference Between Newton and Einstein
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Graduate Find Flux Through Black Hole: Metric g & Gauge Field A
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Undergrad Why Does Light Bend Away From the Sun?
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Graduate Quadropole Formalism: Necessary Condition?
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Graduate Levi-Civita & Jacobi: Meaning & Question
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Graduate Can a Temporal GPS Reveal Universal Simultaneity?
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Graduate Determining who measures Proper Time and Length
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Graduate Question about the Lorentz Transformation
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Graduate Gravitational Waves and Speed of Light
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Graduate Twin paradox alone kills special relativity
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Graduate Does the shape of the Universe contribute to the gravitational path?
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Graduate Tidal forces near a black hole
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Graduate Perfect Fluid Energy Stress Tensor
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Graduate Arbitrary rescaling of rapidity; work-KE theorem in SR
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Graduate Minimal coupling non minimal coupling
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Graduate Acceleration & Mass: Effects on Weight
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Undergrad Question about the speed of light and relativity
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Graduate Relativistic Force: Transforming Forces Between Reference Frames
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Graduate Gravitational time dilation implies energy change?
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Graduate Antimatter Black Holes: Explaining Matter Prevalence?
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Graduate Why do objects moving at the speed of light appear smaller?
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Undergrad If we go to space with the speed of 40000 km/hr and spend almost 5 yrs
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Graduate Time Sync Problems: Answers to Questions on Moving Train Synchronization
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Graduate Derivation of Lorentz invariant
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Graduate Proper lorentz transformations
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Undergrad How do you calculate the speed of a particle given its Total and Kinetic energy?
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Graduate How do find out gravitational pull according to GR?
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Graduate Could someone please explain the geometrization process?
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Graduate Can something gradually exerting force escape a black hole's gravitational pull?
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Graduate How can anything cross the event horizon of a BH?
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Graduate Does spaghettification occur around a super massive black hole?
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Graduate Schwarzschild radius question.
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Graduate Measuring Metric Tensor: Apriori Specification or Geometric Object?
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Graduate Physical laws and tensor formulations of them
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Graduate Velocity of particle waves in an object?
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Graduate Question: Can a boosted frame remove unwanted terms from a transformed metric?
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Graduate Simultaneous Causation: Metaphysics & Experiments
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Graduate Canonical derivation of Landau-Lifshitz pseudotensor
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Graduate E=mc^2 proof. Why use Newtonian kinetic energy?
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Graduate Historical origin of energy momentum equation?
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Undergrad Speed of light is constant because of doppler effect?
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Graduate Whoosh - linear frame dragging papers?
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Graduate How to obtain the transformation of Null Tetrad ?
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Graduate Gravitational Pseudotensor Requirements
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Graduate Is Faster Than Light Travel Really Traveling Backwards In Time?
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Graduate How is Weyl Tensor associated with tidal force ?
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Undergrad Who Experiences 50 Light Years Differently: The Astronaut or Mission Control?
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Graduate Why is there gravity at a distance?
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Graduate Cause of Gravity: Lewis Epstein's Theory Explained
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Graduate Velocity of Light, for an Accelerating Observer
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Graduate Charge and the Equivalence Principle
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Graduate Size of observable universe in two simple cases - this this right?
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Graduate Gravitational Waves: Is Gravity a Force in GR?
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Graduate I am a bit confused at orthonormal tetrad in General Relativity
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Graduate Universality of Doppler shift for energy of any massless field
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Graduate What Other Theories of Gravity Exist Beyond Relativity in Modern Physics?
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Graduate Special Relativity: A or B Series of Time?
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Graduate What happens when you go near the speed of light and there's stuff in the way?
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Graduate Is the Speed of Light Constant in All Reference Frames?
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Graduate Time Dilation - Is this a paradox?
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Graduate Is Rest Mass Conserved by the Conservation of Energy and Momentum?
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Graduate How does gravity travel through wormholes?
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Graduate Mass Equation in SR: Determining Rest Mass of Moving Objects
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Graduate Measurement Problem in Einstein's Relativity
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Graduate Help Understanding Lorentz Factor
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Graduate Lorentz Transformation Applicability Re: EM & Casuality
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Graduate Is the intellect the absolute reference frame?
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Graduate The set of allowed trajectories in spacetime
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Graduate What is the ratio of radii for a black hole and steel ball in equilibrium?
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Graduate Can I express stationary spacetime and static spacetime in this way?
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Graduate Divergence theorem/ Surface integral
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Graduate Absolute parallelism in teleparallel gravity
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Graduate Train Paradox: Force & Curvature Explained
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Graduate Question on the reasoning behind the light clock thought experiment.
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Graduate What are valid Preferred Frames?
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Graduate Covariant VS manifestly covariant
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Graduate Albert Einstein's theory of gravity is generally explained in a wrong way
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Graduate Equivalence Principle: Are there any restrictions
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Graduate Help with equivalence principle please.
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Graduate Notation for basis of tangent space of manifold
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Graduate Exploring Time Relativity with Identical Twins: Sam & Pam
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