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 Maxwell's equations in higher dimensions.
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Undergrad Speed's influence on space time
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Graduate An honest question about time dilation in SR
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Graduate Does a gravitational field have mass?
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Graduate Limit to strength of electron magnetic field
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Graduate Galileo's experiment and Equivalence Principle
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Graduate What Happens to Baseball When Light Speed is Just 88 MPH?
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Graduate Thermodynamics and Relativity: observing gases, rel. effects
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Graduate Twin Paradox: Simplifying Physics for Age Difference Explanation
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Graduate Time dilation, length contraction
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Graduate DEC with E/M and scalar fields
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Graduate Chasing a Beam of Light: Understanding Special Relativity's Thought Experiment
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Graduate Relativistic Paradox: Particle A vs B Decay Rate
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Graduate Why Do Sound Signals Appear Simultaneous in Einstein's Train Thought Experiment?
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Undergrad Could someone me with a question about gravity?
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Graduate Speed of Light and the Causality Problem
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Graduate What convervation law is required by the Lorentz Transformations
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Graduate Flat-space picture of gravity vs. General Relativity
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Undergrad Fizeau, 1851, drag coefficinet
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Graduate Relativity Express: Einstein's Train Thought Experiment
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Graduate Research on general relativity
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Graduate What are Manifolds? Understanding the Continuum in Mathematics and Physics
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Graduate Frame dragging effects on speed of light
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Undergrad Does kinetic energy vary by frame of reference?
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Graduate Total energy/mass in stationary GR
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Graduate Why the Reasoning is Wrong: Explaining the Mistake
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Graduate Theories of Gravity: Explaining the Perihelion of Mercury's Orbit
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Graduate Understanding the Four Momentum of a Relativistic Field
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Graduate On the Notations of Length Contraction and Time Dilation
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Graduate Relativity and Electromagnetism
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Graduate Constraints on metric coefficients in General Relativity (GR)
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Graduate How Does Speed Affect Time Dilation in Relativity?
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Graduate Effect of gravitational potential on energy
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Graduate Why Do We Measure Distances in Light Years Despite Time Dilation?
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High School If such an object does exists
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Graduate Magnets (and other things) at the speed of light
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Undergrad Relativistic Effects: Particle Accelerators & Speed of Light
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Graduate What are the best free software options for visualizing relativity concepts?
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Graduate Question about going faster than speed of light
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Graduate Relativistic mechanical index of refraction
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High School Understanding Light: Frequency vs Wavelength in Different Mediums
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Undergrad Understanding the Energy of Light: Unraveling the Mystery Behind 1/2mc^2
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Graduate Speed of light - can it be exceeded?
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Graduate Calculating Relativistic Rocket Performance
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Undergrad Understanding Relativity to Explaining Time Dilation
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Undergrad Light vs Light: What Does it Look Like?
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Undergrad Information traveling faster than light?
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Graduate Differential Geometry/Topology in GR: Research Needed?
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Graduate Christoffel Coefficient Defined: Exploring Beyond the Metric Tensor
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Graduate How to Prove Lorentz Invariance of Volume Element in Momentum Space?
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Graduate Can we slow down a photon's velocity to 0?
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Graduate Inertial dependence upon local matter
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Undergrad Defining Special Relativity & General Relativity
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Graduate Understanding SR/GR: Tips and Tricks for Intuitive Comprehension
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Graduate Relative speed of tachyons greater than c?
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Graduate What would happen if a spinning space station reached the speed of light?
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Graduate Is the Spacetime Interval Truly Invariant Across Different Reference Frames?
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Graduate Twin Paradox: Why Twin On Ship Ages Slower?
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Graduate General newbie questions regarding the speed of light
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Graduate Koide and Kodama on relativistic brownian motion
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Graduate Dude, where's my anti-graviton?
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Graduate Can Kindergarten STR Math Solve Polchinski's Paradox?
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Graduate C independent of observer and emitter
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Graduate How would you observe outside events on a spacecraft?
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Graduate How can we calculate a rest mass?
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Graduate About the Non-paradoxicality of the Twin Paradox
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Graduate Thought Experiment on ToR postulate-1
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Graduate Schwarzchild solution and orbit precession
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Graduate Gravity and Photon Relationship: Understanding Red and Blue Shift
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Graduate How to get inverse Lorentz tranformation from direct Lorentz transformation
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Undergrad Relativity: Inertial vs. Coordinate Systems Explained
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Graduate High Energy Gamma Rays Go Slower Than the Speed of Light?
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Graduate Can SR Postulates 1 and 2 Be Derived from Each Other?
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High School Understanding Time Dilation: How Fast Do You Have to Go?
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High School Does Heating a Battery Affect Its Weight and Energy Storage?
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Graduate How can empty space expand? (Reality behind the GR equations.)
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Graduate Special Relativity GRE Question
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Graduate Special relativity - observing spinning objects
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Graduate Michelson- Morley's experiment
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Graduate Reference frames for photon collisions
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Graduate What is the gauge group of general relativity?
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Graduate Gravitational Interaction of Relatively Moving Bodies: Does Aberration Apply?
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Undergrad Why do like charges and poles repel in the long run?
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Graduate Mass & Gravity of Photon at Light Speed
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Graduate Derivation of Lorentz Transformation
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Graduate Relativistic De Broglie Relation
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Reforming Society's Perception: The Relativity of Age in Relationships
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Graduate Help with a thought experiment.
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Graduate Silly question about special relativity
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Graduate Simple lorentz trans. question
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High School Relativity: The Most Beautiful Theory in Physics
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Undergrad Photons and Relativity: A Question of Speed and Time
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Graduate Relativistic Orbits: Can Mass Increase Keep Planets Together?
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Graduate Why doesn't DEceleration add mass as well?
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Undergrad Electric field and gravitational field
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Graduate Is there something special about standing on a planet?
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Graduate How Would Gravity Behave with a Four-Component Mass Current as Its Source?
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High School What Does "Twin B Being 3 Years Younger" Mean? An Explanation from My Cousin
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Graduate What Happens to Time on a Moving Vehicle?
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Graduate Group velocity and speed of information
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