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 Condition for close timelike curve?
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Graduate Mass & Velocity: Gaining Momentum with Speed
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Graduate Seeking clarification of time dilation
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Graduate Why we won't notice anything special when crossing the horizon?
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Graduate Adding subluminal and superluminal velocities.
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Graduate Acceleration and gravity, conceptual problems.
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Graduate Upper limit for black hole’s rotational speed
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Graduate What is the most fundamental axiom of General Relativity?
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Graduate Reading Einstein's book & confused about simultaneous events
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Undergrad Why is light the fastest possible speed
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Undergrad Gravity at its maximum range question.
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Graduate Exterior derivative identity in vacuum space-time
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Graduate Radial Schwarzschild geodesics - again
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Graduate Riemann curvature scalar, Ricci Scalar.What does they measure ?
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Graduate Unified or Fractured? Universe Info Transmission Speed
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Graduate How does matter accelerate in a gravitational field
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Graduate Muon Lifespan: How We Measure Decaying of Muons
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Graduate Can something with zero rest mass (photon) curve spacetime?
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Graduate Moving Masses & Doppler Shifts in Flat Space-Time
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Graduate What is the Form of Riemann Tensor in 3D?
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Graduate Notation for time in a relativistic graph
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Graduate Wald Lemma 8.1.1-help with proof
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Graduate Difference between black hole solutions and wormhole solutions
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Graduate Black Holes & Time: A Collision of Forces
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Undergrad Special relativity and stars' masses
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Graduate Riemann Curvature Scalar Differs in Landau & MTW
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Graduate Questions on Weinberg Cosmology Book
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Graduate Lorentz transformation derivation. What exactly is wrong?
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Graduate Sending information faster than speed of light?
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Undergrad *If* the ISS is freely falling, doesn't that mean it's following
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Graduate Does light exist outside of time ?
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Graduate Time travel + conservation laws
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Undergrad Group velocity and phase velocity of a matter wave
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High School Listening to the Feynman tapes on youtube, and I have a question.
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Undergrad Confusion with Michelson-Morley Experiment
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Undergrad Two questions about Special Relativity
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Graduate More on gravitational time dilation and escape velocity.
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Undergrad Photons Affected by Pseudo Forces | Hyperspace by Michio Kaku
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FAC Suggestion for Clarifying SR Theory
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Graduate Is Schwarzschild metric more intuitive?
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Graduate Change in position/t greater than speed of light?
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Graduate Is LET an Interpretation of SR?
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Graduate Mach's principle, GR and the nature of space
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Graduate Lamp color before and after a phase of acceleration
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Graduate Relative velocity and speed of light
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Graduate Gravitational time dilation and escape velocity
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Graduate Why is there a Minus in Spacetime Interval Formula?
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Graduate Relativistic Magnetic Field of a moving charge
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Undergrad What is a joule, when you calculate relativistic energy?
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Graduate How Does the Affine Connection Contract in General Relativity?
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Graduate Question about instantaneous travel of information on a solid
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Graduate Complex Space Time: Interpret Metric Tensor gmn
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Graduate Circular Orbit Four-Velocity and Schwarzschild Metric
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Graduate What Happens to Matter Inside a Black Hole's Infinite Density?
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Graduate Super-radiance of electromagnetic waves
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Graduate Schwarzchild Radius: By definition must be dependent on distance.
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Graduate Synchronous Coordinates transformation
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Graduate Bell's Spaceship Paradox and Length Contraction
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Graduate Determine Motion of Two Planes in Deep Space
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Graduate When a black hole is formed officially?
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Graduate Distinguishing spacelike and timelike events
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Graduate Why Does Integrating Relativistic Kinetic Energy Lead to Different Results?
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Graduate Radius of a photon's circular orbit around a mass
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Graduate Understanding Relativity: Chat with a Physics Professor Online for Clarity
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Graduate Symmetrically Opposite Solution to Special Relativity
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Where can I find english version of Ann. Soc. scient bruxelles A47, 49(1927)
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Graduate Is the Sun invisible at relativistic speeds?
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Graduate Relativity with Charged Particles & Fluid Approx.
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Graduate Error in Carroll's Lecture Notes on General Relativity pg. 186
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Graduate Photon Arrival Rate: Doppler Effect Explained
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Undergrad Analysis of Doppler Effect - Seeking Validation/Criticism
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Graduate Are there simultaneous moments?
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Graduate Canonical Momenta Action Electromagnetism
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Graduate Kruzkal Coordinates Inside Horizon: Defining u', v
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Graduate Questions concerning GPS Navigation
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Undergrad Does time effect slowed light or not?
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Graduate Laws of Physics: Same Everywhere?
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Graduate Time dilation in gravitational field
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Can Closed Timelike Curves Make Time Travel Possible?
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Graduate Does Length Contraction Occur in All Directions for a Speeding Object?
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Graduate General matrix representation of lorentz boost
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Graduate Two ships again [lets beat that dead horse]
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Undergrad Understanding Length Contraction in Relativity: Explained and Analyzed
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Graduate Equation of state of photon gas
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Graduate Ladder Paradox: Understanding the Contradictory Length Contraction Phenomenon
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Graduate Faster than speed of light = time travel ?
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Graduate Michaelson-Morley expt. problem
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Graduate Do the Large Hadron Collider take earth's rotational speed?
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Graduate Center of Mass: Definition, 3D Calculation & Frame
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High School The Speed of Light: Explaining Theory & Experiments
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Graduate Calculating Relativity with Different Speeds: Vacuum or Medium?
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Graduate Is Widely Separated in Relativity About Space or Perception?
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Graduate How is the effective Lagrangian for the Graviton coupling to matter derived?
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Graduate Magnetic field relativistic effect
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High School Speed of photons and its effect on us
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Graduate Spherical symmetric collapse of pressureless dust
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Graduate The light-cone and light-cone variables
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Undergrad Perceiving light/lighspeed (question)
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Graduate Feynman's vs wiki's relativistic resultant
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Graduate Photons live in a singularity?
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