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 Stress–energy tensorT^uv in theory and in practice
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Undergrad Equivalence Principle: Einstein's Dilemma
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Graduate Curious about gravitational sluing detail
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Graduate What is the Definition of Continuity in Minkowski Space?
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High School Can someone explain to me this about gravity please
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Undergrad Time dilation and length contraction
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Graduate Magnetic Fields of a Relativistic Charged Particle
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Undergrad Running at Different Speeds: Who Experiences Time Differently?
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Graduate GR Text: Zee's Formulas & Where I'm Going Wrong
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Graduate Should photons be considered massless?
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Graduate Lorentz Transformation: Derivation & Explanation
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Graduate How to resolve the contradiction in twin clocks?
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Graduate Electric Field Strength Conservation in Direction of Motion
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Graduate Time Dilation of Particles A & B in Gravitational Field
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Graduate What is Gravitational Field Strength in General Relativity?
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Undergrad Einstein's Theory: What Happens to Humans at 300,000 km/s?
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Graduate Exploring the Milne Universe in 2D: Rindler Spacetime Comparison
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Graduate Is Time Dilation the Key to Understanding Time Travel in Science Fiction?
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Graduate Why Does Relativistic Kinetic Energy Differ at Low Velocities?
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Graduate Timelike v. spacelike, is it arbitrary?
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Graduate Understanding Relativity Through Spacetime Diagrams
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Graduate Tall rotating cylinder near a black hole
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Graduate Approaching C in any direction?
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Graduate Gravitation: Experiments Proving Its Scope
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Graduate Understanding Light's Constant Speed in Special Relativity
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Graduate Einstein & Simultaneity: Two Questions
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Graduate Role of distance in defining simultaneity
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Graduate Question about a general way to prove E^2 = (cp)^2 + (mc^2)^2
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Graduate Continuously confused by Special Relativity
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Undergrad Does time control light speed?
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High School What causes weightlessness in a free fall?
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Graduate Energy-mass equivalence simplification of equations?
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Graduate About the convention of simultaneity
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Graduate Regarding notation for Lorentz transformation
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Graduate Is G a Function of R in Einstein's Field Equations?
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Graduate Geodesic Equation in Flat & Curved Spaces
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Graduate Proper Reference Frame -Accelerated observer
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Graduate Definition of the Einstein Tensor
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Graduate Force on a particle , length contraction
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Undergrad What Would the Universe Look Like While Traveling Close to the Speed of Light?
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Graduate Say I have my pen on my desk; does it describe a geodesic?
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Graduate Do Frames Affect Dimensional Units?
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Graduate Calculating Invariant pT in 2->2 Processes
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Graduate Reason behind speed of em waves being constant
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Graduate Can You Travel to the Roman Empire Using a Wormhole?
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Graduate Contra-variant and Co-variant vectors
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Graduate Light wavelenths longer than diameter of black hole?
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Graduate Relativity: Space & Time on a Tempurpedic Mattress?
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Graduate Understanding Velocity & Relativity: A Physics-Fling
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Graduate Is There Springyness in Space? Examining the Possibility
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Graduate Was Wald wrong? A question with the problem 4 in Chapter 6
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Graduate I don't see the problem with action at distance
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Graduate Blueshift at event horizon in rest and accelerated frames
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Graduate Varying an Action in Zee's GR Book
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Graduate Linear Gravity Field - Lagrangian
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Graduate Mass conservation charged dust
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Graduate Measuring speed of light with enhanced detectors
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Graduate Proving that the det of the Lorentz tensor is +1 or -1 (MTW p 89)
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Undergrad Galaxies Rotate Fast: Gravitational Lens Effect
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Graduate Can someone travelling at c race a photon?
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Graduate Implications of Constant c Squared: E/m = Constant?
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Graduate Are singularities part of the manifold?
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Graduate Electromagnetic Field Lagrangian - Field Equations
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Graduate Faster than light travel proved sort off
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Graduate Local Versus Remote Views of Temperature
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Graduate Energy Change Due to Doppler Shift
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Curvature of Space: What is it?
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Graduate Gravitational time dilation reason
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Graduate What mechanism causes the acceleration?
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Graduate SL(2,C) to Lorentz in Carmeli's Theory of Spinors
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Undergrad Can a String Travel Faster than the Speed of Light?
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Undergrad Photon's Point Sized Universe or plane sized?
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Graduate When Did Light Begin Its Journey From a Supernova?
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Graduate Are the following 2 equations lorentz invariant?
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Graduate Formulating x^n Coordinate System for Non-Rectangular/Spherical Riemann Manifold
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Graduate Poisson bracket and Electric and Magnetic Weyl tensor in GR
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Graduate Is there a redshift in a conformally flat metric space?
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Undergrad Do Forces Change in Magnitude at High Velocities?
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Undergrad Non-rotating or rotating Metric
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Graduate Is there an Instant in Time That's Everywhere The Present
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Graduate Question about the x term in time dilation
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Graduate Geodesic Equation: Generalizing for Functions F
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Graduate Difference between timespace expansion/contraction and kinetic motion?
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Graduate Is Relativity Automatically Accounted for in Maxwell's Equations?
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Graduate For the ADM alternative:http://arxiv.org/abs/gr-qc/0604064
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Undergrad Building a measurement system based on C
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Undergrad Question about Michelson Morley experiment
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Graduate Curvature Tensor: Non-Zero in Local Inertial Frame
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Graduate General covariance vs. locality
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Undergrad How much energy does it take to reach relativistic speeds?
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Graduate Is Time a Construct of Consciousness? Examining Entropy and the Reality of Time
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Graduate 'Expansion' of fluid world lines
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Graduate Why Do These Riemann Tensor Terms Cancel Each Other Out?
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Graduate Energy Momentum Tensor - EM - Derivative
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Graduate Arthur Eddington: Early GR Experts & His Views
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Graduate Is Cosmological Time Dilation real?
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Undergrad Why is the speed of light constant?
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Graduate Could Photon Reflection Explain Gravity?
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Graduate When is the 4-velocity useful?
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Graduate Fermi-Walker transport and gyroscopes
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