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 Global solution to parallel transport equation?
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Undergrad Help with special relativity mathematics
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Undergrad How does time add up to 1 second with infinite smaller amounts of time?
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Undergrad Conserved Quantities in GR: Explained
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Undergrad Was Einstein's Proof of E=MC^2 Flawed?
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Undergrad Time Dilation: Get Answers to Your Questions
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Undergrad Time Dilation and photodetectors
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Undergrad Non-Coordinate Bases Explained
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Undergrad Frame Dragging Direction for Outward Moving Test Mass
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Undergrad Do Massless Particles Have Transitory Mass During Reflection?
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High School Solving the Mystery of Simultaneity: A Relativity Question
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Undergrad Time dilation again, Einstein or Resnick?
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High School Is Time Dilation Explained by Special Relativity, General Relativity, or Both?
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Undergrad Confusion with relativity of simultaneity
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Undergrad Gravity changes produced by a compressed and stretched spring
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Undergrad Twin paradox not including accelerations, it is wrong where?
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Undergrad What is the Alice/Bob thought experiment in Malament-Hogarth spacetime?
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Undergrad Relative Speed Impact on Synchronization: Clock Comparison
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High School Against length contraction explanation of magnetism
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High School Causality and the Lorentz transformation
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Undergrad Computational physics - Light trajectory near black hole
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High School How to measure Gravitational waves
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Graduate Free Simulator Software for Vacuum Field BVPs | Tom
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Undergrad GR: Mass of Potential Energy in Weak Field Limit
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Undergrad Questions about the general principle of relativity
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Undergrad Does Gravity Affect Space Density in a Vacuum?
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Undergrad How Does the Einstein Equivalence Principle Explain Energy Source Curvature?
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High School Can Time Dilation Affect the Mechanical Functioning of a Clock in Orbit?
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Undergrad Electric currents and length contraction
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Undergrad Why transformed E and B are asymmetric?
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Undergrad Understanding the Einstein Equivalence Principle
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Undergrad Gravitational field seen be relativistic particle
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Undergrad Velocity measurement by a stationary observer in GR
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Undergrad Lie Derivatives vs Parallel Transport
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High School Resolving the Relativity of Simultaneity: A Geometric Approach
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Undergrad Demonstration of time dilation
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High School Time Travel: Lorentz Invariance & Possibilities
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Undergrad Why do particles move along longest proper time trajectories
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Graduate Complex components of stress-energy tensor
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Undergrad Electrical Current Repelling Magnets Due to Relativity
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Undergrad Clock hypothesis, gravity time dilation and Equivalence Principle
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High School Visual Effects of Light Travel: Analyzing "Journey to Edge of Universe
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High School Synchronize Clocks in Relative Motion: How & Why
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Undergrad Nearly Lorentz Coordinate Systems: Is h a Tensor?
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Undergrad Finding Covariant and Contravariant components of Cylin Coor
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Graduate Uncovering the Truth Behind LIGO's Gravity Wave Detection: A Critical Analysis
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High School Gravity and how does the surface get it ?
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Graduate Mystery of Einstein's Relativity Solved with Classical Physics
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Undergrad Minkowski metric beyond the event horizon
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Undergrad Incompleteness of geodesics as ##t \longrightarrow 0##
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Undergrad Going from Galilei to Minkowski
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High School Do Objects in Motion Create Gravitational Waves?
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Undergrad Calculate Time at Infinity for GR Observer: A Photon's Journey
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High School 2 clocks -- Using orthogonal light path detectors in a space ship
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Undergrad Geodesic Deviation in Static Spacetime: Flat Geometry
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Undergrad How is a vector a directional derivative?
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Undergrad Answer: Understanding the Effect of Gravity on Falling Objects
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Undergrad Singularities in General Relativity
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Undergrad Explore Homogeneity of Space: Effects on Relativity Theory
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Undergrad Manipulating Christoffel Symbols: Questions & Answers
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High School Is anyone looking for this: reaching speed of light
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Undergrad Determining Mass & Info of Merging Neutron Stars from LIGO Signal
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Undergrad Relativistic field of moving charge. Why is it symmetric?
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Undergrad Can't understand this argument for Lorentz transformation y'=y
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High School What (if anything) limits the speed of something falling into a black hole?
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High School Relativistic Mass of Sub-Atomic Particles: What Does it Mean?
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Undergrad Maxwell's Equations, Hodge Operators & Tensor Analysis
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Undergrad Einstein Field Eqs: Stress Energy Tensor Explained
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High School Can General Relativity and Quantum Field Theory Be Reconciled?
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Undergrad Finding distance in polar coordinates with metric tensor
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Undergrad Speed of gravity vs. speed of light
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Undergrad Relativistic Mass Calculation with 4th Dimensional Vector
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Undergrad Contradiction between two fundamentals
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Undergrad Torsion & Non-Closed Rectangle in Feynman & Penrose
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Undergrad Spinning disk, length contraction, & equivalence principle
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Undergrad Theorem Proved: Universal Speed C in SR?
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Graduate Can Weyl Tensor Look Like Negative Mass?
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High School Speed of light and modern physics
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Undergrad How do I apply weak field approximation to the Einstein field equation?
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Undergrad Why must the spacetime we inhabit be a geodesically complete manifold?
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High School According to General Relativity, would the Earth be 'flat'?
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Undergrad GR in Newtonian Limit: Understanding Weak Fields & Inequalities
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High School Is Light Traveling Through Time?
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High School Time Dilation: Moving Rocket 0.5c vs Accelerating Rocket 0.5c
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Undergrad Where Did LIGO Find Merging Black Holes?
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Undergrad Gravitational Wave Modeling: A Thought Experiment
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Undergrad Understanding the Proof of Delta Variation for Determinant of Metric
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Undergrad Einstein Hilbert action
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High School Volumes and Hyper Volumes Related Special Relativity
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Undergrad Gradient in the rate of time vs acceleration
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Graduate Taylor Expansion of Metric Tensor: Troubles & Logic
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Undergrad How do you calculate the time component of a 4-Vector
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High School Gravitational waves and "warp drive"
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Undergrad EM Force vs. Gravity: Modeling Spatio-Temporal Curvature
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High School How is light influenced really close to the event horizon?
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Graduate Calculating Ricci tensor in AdS space
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High School Is Einstein's explanation of gravity just a geometrical replacement?
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High School Transforming Relativistic Kinetic Energy: A Concise Mathematical Trick
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Undergrad Schwarzschild equation of motion: initial conditions
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High School Faraday's disk and "absolute" magnetic fields
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