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 Geodesics in Rindler Space: How Do They Differ from Minkowski Space?
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Graduate Electromagnetic Tensor: Questions & Answers
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Graduate Understanding Proper Acceleration: Definition, Equations, and Applications
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Graduate Reversal of velocity in center of mass.
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Graduate 4 Momentum and 4 velocity relationship
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Graduate What Happens When Observers Approach an Event Horizon?
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Graduate Can Beta-rays Travel Faster Than Light During Radioactive Decay?
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Graduate Having trouble believing light is limiting.
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Graduate Velocity of Frame 2 WRT Frame 1: Time, Distance & Big Bang
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Graduate Stimulated generation of superluminal light pulses via four-wave mixing (NIST)
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Undergrad Why is the Moon Drifting Away from Earth?
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Graduate Maintaining Acceleration at Near Speed of Light: The Role of Relativity
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Graduate Why does mass bend spacetime in a single plane?
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Graduate EM-radiation (light) realllllly have gravity?
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Graduate Calculation on hawking radiation in schutz (pg 324)
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Graduate I have a question on pseudogravity as invoked in thought experiments
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Graduate Rotating Disk Physics: SR Reconciles Fast-moving Points?
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Graduate Does this theory merrily assert things about the speed of light?
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Graduate Time dilation of Muons and a Paradox
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Graduate Energy conservation in electric field scattering from a discontinuity
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Graduate Is Time Travel Possible with the LHC and Dirac's Phone?
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Graduate Length contraction and general relativity
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Graduate Those moving near speed of light simulation videos
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Graduate Effect such as gravitational waves?
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Graduate Conceptual problem with time dilation and simultaneity
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Graduate Equivalence principle and light
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Graduate Simple Twin Paradox Resolution Using Rocket Man Traveling from Earth to Planet Claire
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Graduate Theory Of Relativity's effect on light
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Graduate Is Time Truly a Fourth Dimension in Physics?
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Graduate Length Contraction and Relative Motion
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Graduate Trying to understand contravariance
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Graduate Clarification about length contraction question
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Graduate Does the Unruh Effect Contradict Energy Principles in Flat Spacetime?
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Graduate Hyperelasticity and the relativistic Lagrangian of a 1-dimensional rod
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Graduate Why particles follow path of extremal proper time?
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Graduate Does SR really set a speed limit ?
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Undergrad Understanding the Twin Paradox: Explaining Relativity with Simple Analogies
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Graduate Absolute position in spacetime?
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Graduate Gravity bends spacetime, does the amount of lightray-bending correlate?
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Graduate Why aren't different observations of the same event simply optical illusions?
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Graduate How to reduce Einstein's equation for perfect fluids
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Graduate Question about length contraction.
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Graduate Paddlewheels in a gravity well and angular momentum
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Original new york times article announcing Einstein's successful test of GR
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Graduate Measuring distances between a moving object and a stationary object using light
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Graduate Understanding Time Dilation: Explaining the Constant Speed of Light
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Undergrad Why do clocks tick slower near massive objects like earth ?
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Graduate Relativistic Mass and Volume Change in a Rapidly Expanding Sphere
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Graduate Approaching Speed: Is it Different for Photons?
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Graduate Does GR Consider Angular Momentum & Rotational Stress?
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Undergrad What would happen if a poked someone with a million-mile-long stick?
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Undergrad Gravitational Attraction & Conservation of Energy
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Graduate Time Dilation: Concepts of Modern Physics by Beiser
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Graduate How does the time dilation is being measured using atomic/quartz clocks?
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Undergrad Basic question about inertial reference frame
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Graduate Is Time Compression really possible? Or is it just nonsense?
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Graduate Special Relativity defined without reference to light
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Graduate Does the Pole-Barn Paradox Challenge Einstein's Theory of Relativity?
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Undergrad What is the reputable function for time dilation in special relativity?
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Graduate Relative motion and accumulated time dilation
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Graduate EFE: Why is there a curvature tensor and curvature scalar?
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Graduate Bodies of mass near the Schwarzschild Radius
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Graduate Does the speed of moving object curve spacetime?
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Graduate Is reverse time dilation posssible?
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Graduate How Can the Relative Speed of Photons Exceed the Cosmic Speed Limit?
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Graduate Paradoxes in relativity, and an absolute reality
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High School How Does Space-Time Curvature Cause Objects to Return to Earth After Jumping?
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Undergrad Could a Person See Object Moving at Light Speed?
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Graduate What exactly is Time Dilation?
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Graduate Linearised Gravitational Waves Derivation
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Graduate Changing magnetic field causing current.
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Graduate Quick question on Special Relativity
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Graduate Is Light Intelligent? Speed of Light & Quantum Phenomena
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Undergrad List of things nearing the speed of light
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Graduate What is the constant C for Hodge dual in tensor notation?
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Graduate Einstein's Concept of Individual time
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Graduate Hoax? The works of Niels Bjern
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Graduate Is the inertial mass of light relative?
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Undergrad Viewing an object with the naked high at near light speeds
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Graduate Can a Neutron Star Become a Black Hole Due to Relativistic Effects?
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Undergrad Would a moving scale read more than a scale at rest?
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Graduate Can Interferometers Measure Gravitational Waves Despite Being Made of Matter?
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Graduate Lemaitre Coordinate from the E-F coordinate
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Graduate The Spaceship and The Wrench (1/2 + 1/2 = 4/5)
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Undergrad Need help understanding inertial frames of reference
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Graduate Morley-Michaelson Experiment & Aether Rigidity
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High School How important was Einstein, really?
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Graduate Effective mass of gravitational waves
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Graduate Is it possible to get rid of the B field entirely?
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Graduate Is It Possible to Define a Clock Rate as c in Relativistic Frames?
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Graduate Found a way around relativity of simultaneity
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High School Spinning faster the the speed of light
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Graduate Explaining Incompatibility of Electrodynamics & Special Relativity
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Graduate Momentum of light in gravity field and other mediums
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Graduate What happens to matter that was inside an event horizon before the collapse?
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Undergrad Rocket Velocity: γ = 4, v = √15/4c
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Undergrad Is particle speed affected by source?
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Graduate Visit With Paul Davies on Block Time
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Undergrad Noob question about relativity
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Graduate How Weight of Flywheel Changes in a Gravity Well
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