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 Are Black Holes Made of Waveforms?
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Graduate How Are Gravitational Waves Derived from Einstein's Field Equations?
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Graduate Speed in Space: Relative Motion & Time Effects
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Graduate What are the implications of rotational reference frames?
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Graduate X' relative to S' and relative to S
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Graduate Wavelength in a Circular Orbit Around Earth
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Graduate Explaining Einstein's Choice of R_ab - 1/2 g_ab R
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Undergrad Can you actually measure an object's velocity?
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Graduate Understanding Curl in 3D: Using Vector Operators & Components
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Graduate Is Time Bending the 3rd Dimension in Spacetime Curvature?
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Graduate Do wormholes really exist in spacetime?
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Graduate Einstein's ultimate conclusion regarding ether and Relativity?
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Graduate E&M in a Curved Space-Time: Find Books & Papers Here
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Graduate How does a photon's event horizon look like?
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Graduate Can Atomic Clocks Accurately Measure Time in Accelerating Bodies?
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Undergrad No seriously; Can we, maybe, go to the past?
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Graduate Is Modern Physics Still Shaped by The Dancing Wu Li Masters?
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Graduate Time & Space: Inseparable? Photon Existence?
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Graduate Nature of Spacetime: Accepted View Explained
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Graduate Why nothing is observed going back in time
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Graduate Changing the speed of light does nothing?
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Graduate Cosmological constant as a perfect fluid
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Undergrad Plot a point on Earth through the Universe
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Graduate Differences between Lorentz scalars and Lorentz invariants
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Graduate Question about Relativity and the apparent direction of light
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Undergrad What is the effect of relativity on measurements in a moving universe?
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Graduate Relativity Concerning Small Particles
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Graduate How does photon gain its speed in no time?
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Graduate Why does light have invarient speed?
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Graduate Q about relativistic mass increase, starship
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Graduate Could general relativity be right simply because it explains gravity?
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Graduate Tachyons & Photons: Time & Speed of Light
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Graduate Why did Einstein postulate the theory of the speed of light in an at-rest frame?
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Graduate Understanding Metric Tensor: Time & Spatial Coordinates and Indices
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Graduate How Does Relativity Affect Our Perception of Light and Photons?
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Graduate Blueshift + Classical Physics = Golden Ratio
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Graduate Can Relativity Account for the Age Difference in a Big Circle?
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Undergrad Does gravity apply at very short distances?
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Download Einstein's Essays from Annals of Physics
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Graduate What Are the Hamilton-Jacobi Equations for General Relativity?
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Graduate Is this a suitable explanation of relativity?
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Graduate Problem with equivalence principle.
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Graduate Could time be movement in a 4th physical dimension?
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Graduate Observed Time vs Observed Duration
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Undergrad Time Dilation and space missions
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Graduate Time slows down when you approach the speed of light?
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Undergrad Preferred Coordinates: Definition & Overview
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Graduate Proof of Lorentz Geom. Not Holding in All Acc. Frames - Example
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Undergrad Is it not possible to travel in light speed?
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Graduate Portal Discussion: Human at Speed of Light
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Graduate Co-Accelerating Ships: Explaining the Problem
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High School Maximum Non-Relativistic Speed
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Graduate How Does Change Relate to the Relativity of Time and Entropy?
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Graduate A question about relativity theory?
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Graduate Einstein began looking for gravity in the electromagnetic waves
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Graduate Is the Schwarzschild radius always constant in black holes?
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Graduate Relativity and my Intergalactic Space Race
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Graduate How Do Different Velocities Affect Clocks in Special Relativity?
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Graduate Light vs Non-EM Wave Velocity and Time Dilation
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Graduate Simulation: ray of light near black hole
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Graduate Where can I find translated versions of the original General Relativity papers?
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Graduate The Twin Paradox: Why Does the Travelling Twin Age Less?
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Undergrad The twins paradox and explanation
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Graduate What is the Equation Relating Tardyon Components in Different Reference Frames?
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Graduate Phase invariance of e.m. waves
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Graduate Does Time Dilation Occur with Uniform Motion?
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Graduate Light Speed Paradox: Explaining Newtonic Physics
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Undergrad What is the relative velocity of two observers with given object velocities?
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Graduate Postulate and special relativity
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Graduate Why Is the Riemann Tensor Contracted in the Einstein Field Equations?
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Graduate From one space dimension to two space dimensions in special relativity
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Graduate Just how many different theories of gravity are there?
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Graduate Thoughts (of an amateur) on the Solution to the Twin Paradox
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Graduate Stress energy tensor for rotating disc
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Graduate How Does Speed Affect Time Dilation?
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Graduate Deriving Length Contraction: Is There Another Way?
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Graduate If you could make your mass=0, would you begin moving at c?
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Undergrad Relativity Stumper for you Einsteins
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Graduate Galilean vs Lorentz transformation equations
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Graduate Is the direction of a pulse from a laser pen dependent on the observer?
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Graduate How does the Gravitational Wave Rocket work?
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Graduate Gravitational Self-Interaction
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Graduate Why can't we see objects fall into a black hole?
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Download GR Video Lectures | Free Resources
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Graduate Could a Special Mirror in Electromagnetic Waves Explain the Lorentz Factor?
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Graduate Is Gravity Just Another Form of Acceleration?
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Graduate Where does time travel fastest? And a moving galaxy/light speed question.
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Graduate Special Relativity: Explaining 4Potential as a 4Vector
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Graduate How is time and space affected by the warps in General Relativity?
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Graduate Can Kinetic Energy Differences Cause a Wormhole to Collapse in Science Fiction?
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High School Does a sphere maintain its shape when viewed at high speeds?
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High School What is Gravity? Understanding the Basics
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Graduate New View on Gravity: Warped Space-Time Continuum
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Graduate Gravitomagnetism and quantum theory of gravity?
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Graduate What Happens to Aging in the Twin Paradox When Both Twins Accelerate?
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Graduate Formalizing Special and General Relativity: Axioms and Conservation Laws
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Graduate What would the universe look like from the perspective of a photon observer?
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Graduate Gravity Well & Speed of Light: Questions & Answers
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Graduate Gravitational force and density.
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Undergrad Could a 6ft Object Hitting Earth at 99% Light Speed Destroy It?
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