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.
Undergrad Get Formula for Rolf's 24-Hour Mars Trip
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Graduate Question 2: Relative events and space-time intervals
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Graduate The gravition and Einstein's equivalence principal
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Graduate Thoughts on Einstein’s Theories
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Undergrad Time travel is posibble or not ?
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Graduate Photon Mass: Debunking the Myth of Zero Mass in SR Equation
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Graduate Shear stress energy tensor in GR
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Graduate Question about Einstein's train and lightning
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Graduate Gravitational field of a moving object
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Graduate Through what medium does EM propagate in empty space?
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Graduate What Forms of Energy Could Exist if All Matter Transformed into Energy?
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Graduate Hypothetical; what would a rocket look like to an outside observor if
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Graduate Rotate Pencil About Axis AB: What Obs. C Sees
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Graduate Understanding Relativity: How a Mirror Reflects Your Image at Near-Light Speeds
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Undergrad Confused about fourth spatial dimension
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A question about the existance of a thread
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Graduate What is Relativity? Get Help Understanding It
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Finding Original Relativity Documents Online
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Graduate Understanding Abstract Physics: Gauge Functions & Properties of EM Fields
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Graduate Four-vectors, Minkowsky spacetime.
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Graduate Spacetime intervals again - still figuring out the formula
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Undergrad Special Relativity: 1st & 2nd Postulates Explained
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Undergrad Would it be possible to see into the past
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Graduate Is the Langevin Twins Paradox Validated by Other Experiments?
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Graduate Is the Redshift of Light at a Black Hole's Surface Infinite?
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Graduate Random questions + Geometric multidimensional patterns.
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Graduate The speed of light in a vacuum
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Graduate Tidal Forces/Fields: Analyzing N-Body Simulation Data
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Graduate The nature of space, time and spacetime
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Graduate Twins Paradox: What Do Each Twin Observe During Trip?
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Graduate How Does Relativity Apply in Rotating Frames of Reference?
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Help. not sure how to criticize the following site:
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Undergrad Either my professor made a boo-boo or I don't get it(regarding E=mc^2)
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Graduate Deriving Relativistic Mechanics Equation: \gamma
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Graduate Light Bending Effect in General Relativity: Understanding Gravitational Lensing
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Undergrad Relativistic energy and matter
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Undergrad Relativistic length contraction
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Undergrad Is Earth's Gravitational Field Zero at 900km Altitude?
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Graduate Is Time the Same for All Observers in Different Dimensions?
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Graduate Relativistic addition question
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Graduate MasterIs the existence of gravity shock waves in the universe possible?
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Graduate In this section explaining relativity
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Graduate Time in the Lorentz transformation
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Graduate What happens to time when a body reaches the speed of light?
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Graduate Is Relativistic Mass Still Relevant in Modern Physics Discussions?
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Undergrad So two ships leave earth in opposite directions
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Is Proving Einstein Wrong a Serious Challenge or Just a Fun Debate?
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Graduate Another Hairbrained FTL Scheme
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Graduate E = mc^2 is Not Einstein's Discovery?
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Graduate A better way to imagine the time space continuum.
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High School Speed of Light: Independent to Observer?
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Graduate Linear vs Sagnac: Examining Arrival Time Differences
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Graduate Unreliability of Hafele & Keating Experiment: A Critical Analysis
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Graduate Why is the Speed of Light Squared in Special Relativity?
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Graduate How can we physically travel through time?
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Graduate Answer: Rest Energy of Electron or Positron: 0.51 MeV
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Graduate Can the speed of light be considered an absolute?
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Undergrad Why the michelson-morley experiment is not reliable
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Undergrad Why is the Speed of Light Squared in E=mc^2?
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Graduate Speed Of Light and stimilation
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Graduate Question from Rindler's Introduction to Special Relativity
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Graduate How Time Stands Still: r=GM/c^2
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Graduate Proving Energy-Momentum Tesor Relation
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Graduate Reimagining Science: Space, Time, and Gravity in a New Light
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Undergrad The attraction of light by gravity
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Graduate Traveling Fast and Infinite Mass
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Undergrad Everything in the universe is related
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Graduate What Explains the Variation in Gamma-Ray Burst Spectral Time Lags?
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Graduate Will Gravitons Redefine Our Understanding of the Electromagnetic Spectrum?
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Graduate Beginner Help on Minkowski Space (and others)
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Undergrad Can gravitons travel in a vacuum?
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Undergrad How do you explain the twin paradox to a friend
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Graduate Some conceptual questions on SR
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Graduate Tachyons & Time: Does Faster Mean Before?
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Graduate Traveling to the Future with Speed of Light - Can it be True?
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Graduate Einstein's Quest for Unifying SR & GR with EM
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Graduate Place to discuss the Theory of Relativity
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Graduate Einstein's Belief: Everything Moving at Speed of Light?
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Graduate Lorentz Contraction of a Rotating Object
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Graduate Time and the Sound Barrier: How Fast is Too Fast?
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Graduate What Is Minkowski's Geometric in Relativity
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Graduate Gravity of Light: Can a Laser Beam Generate Its Own Field?
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Graduate Escaping Black Holes: Is It Possible?
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Graduate Absolute vs. Relative: Explaining Relativistic Effects
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Graduate J Baez' The meaning of Einstein's Equations
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Graduate Is time relative for each observer in motion?
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Graduate How to calculate speed of gravity in GR?
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Undergrad Asking the Big Questions: Gravity Explained
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Graduate The difference between felt, and unfelt motion.
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Graduate Why Minkowski spacetime and not Euclidean spacetime?
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Undergrad How do you explain the twin paradox to a friend
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Graduate Minkowski spacetime interval's Lorentz invariance
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Graduate General Relativity And Quantum Mechanics
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Graduate Experiences of particles moving at relativistic speeds in non-vacuum
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Graduate Does Quickly Moving Object Have More Gravitational Mass?
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Undergrad What Are Gravity Waves and How Do They Work?
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Graduate Resolving the Twin Paradox: A Mathematical Approach
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High School The Basics of General Relativity Explained
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Graduate Special Relativity Knowledge Challenge (for experts only)
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Undergrad The Speed of Light: Theory of Special Relativity
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