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 Can Black Holes Challenge the Second Law of Thermodynamics?
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Graduate What is the concept of aberration in classical and relativistic physics?
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Undergrad Are gravitational effects instantaneous?
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Graduate What is Kaluza-Klein Particle & How Does It Work?
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Graduate Inverse coefficients of dt & dr in Schwarzschild
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Graduate Recommended GR Texts for Physics/Math Background
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Graduate Does a photon know how fast to leave its emitter?
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Graduate SR, LET, FTL & Causality Violation
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Graduate What comprises a SRT relative velocity?
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Graduate Light Reflection Question: Velocity and the Infinite Mirror
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Graduate Foliation of time in quantum gravity
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Graduate Twin Paradox: How Much Time Has Passed on Earth?
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Graduate Asymmetric Schwarzschild solution
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Graduate Understanding proper distance in Schwarzschild solution.
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Graduate Gravity AND curved space-time bending light
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Graduate Does mass really increase with speed
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Graduate Proof of the Fundamental Theorem of Calculus
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Graduate Questions about Alcubierre Drive
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Graduate Gravitational behaviour of antimatter
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How Could You Explore Interdimensional Travel Options?
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Graduate Do we not even exist in some FoR?
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Graduate Light Speed Question: How Can 2 Light Particles Approach Each Other at 1xC?
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Graduate Woodward Effect? Explain, please?
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Graduate How can you drive the metric of kaluza klein in 5 D?
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Graduate Lorentzian contraction of a box increases the pressure inside?
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High School Galilean transformation - can you show me an example?
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Graduate If a absolute point would exist, still relativity theory would be valid
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Graduate Rotating black holes, causality and time travel ramble
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High School Do things move in uniform motion in real life?
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Graduate Acceleration through PD, relativistic momentum
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Graduate Can pressure cause gravity in a box of light?
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Graduate Falloff behaviour of light vs gravitation
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Graduate Another two ships relativity question
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Graduate Calculation of an integral with retarded time
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Graduate Minimum safe distance to black hole
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Graduate Temperature in different frames
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Graduate General Relativity, is gravity a force?
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Discussion of Inertial Frames of Reference
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Graduate Is Space the Key to Understanding Everything in Physics?
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Graduate Mass of Higgs & Relativistic: Is it Comprised of Both?
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Undergrad Why force due to gravity or gravitation cannot be measured.
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Undergrad Kinetic Energy approximation both Einstein's and Newton's
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Time Stasis Chamber: Potential Tech in Near Future?
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Graduate Mathematical Axioms of General Relativity
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Graduate What Paradox of Simultaneity Did Feynman Challenge Us to Explore?
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Graduate Observation from Single reference frame and STR
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Graduate Why is this idea on addition of velocities in SR wrong?
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Undergrad Speed of two spaceships relative to each other observed by an earth observer
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Graduate Gravity: force or space-time curvature?
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Graduate Radial expansion of the universe and the speed of light
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Graduate Special relativity implies very odd results
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Graduate Why nothing about acceleration?
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Graduate Velocity of a photon from its own reference frame
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Graduate Why extremal aging, not just maximal? (for an inertial body in spacetime)
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Graduate Large black holes and information
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High School Does relativity have any day to day life applications?
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Graduate Physical meaning of tensor contraction
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Undergrad Is the Milky Way galactic blackhole slowly sucking us in?
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Undergrad Why does time slow down the faster you go?
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Graduate What is the relationship between the Higgs boson and gravity?
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Graduate Quick question about curvation of spacetime
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Graduate Non-Tensors in GR: Affine Connections & Christoffel Symbols
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Graduate Difference between Newton & GR
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Graduate Spacetime, physical or not really?
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Graduate The Validity of Force and Point Particles in Special Relativity
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Undergrad E=mc^2, but nothing can travel faster than light?
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Undergrad Understanding the Relationship Between Gravity and Light
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Graduate Gravitational Redshift really verification of GR?
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Graduate Twin Paradox: Solving Confusing Explanations
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Graduate The Speed of Light & Gravity: Varied Across the Universe?
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Graduate Energy in two different frames
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Graduate Understanding the Speed of Light and Its Measurement
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Graduate How do I go about learning GR?
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Graduate Can Forces Be Interpreted as Christoffel Symbols in General Covariance Contexts?
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Graduate Wormholes aren't ruled out in the wonderful universe of relativity
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Graduate Questions regarding relativistic momentum
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Graduate C maximized in its own direction, so v > c possible ?
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Graduate Particle Lifetime in Gravity: Experimental Evidence?
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Graduate Time, Light, and Relativity: Photons from the Past
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Graduate We can travel faster that light?
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Graduate Alternate derivation of Lorentz Trans.
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Undergrad At what speed would one day = one year?
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Graduate Analogy between centrifugal force and gravity
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Undergrad What if something went faster than light?
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Graduate Where Do 2nd Order Terms in Gauge Transformation Come From?
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Graduate Photon interaction with gravity.
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Graduate How can the rest observer conclude the photon travels at an angle?
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Graduate Antimatter time dialation/singularities
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Graduate The effect of external masses on internal black hole geometry
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Graduate Relativity, ultimate rigidity and the speed of light.
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Graduate Does General Relativity actually explain gravity?
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Graduate Some questions about time dilation (muon etc.)
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Graduate Understanding The Twin Paradox
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Graduate What is the result of this laser/time dilation scenario?
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Graduate Solving the Geodesic equations for a space
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Graduate What Does the X-vt Formula Reveal About Coordinate Systems?
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Graduate What is time? Simply & Factually
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Graduate Matter Lagrangian for perfect fluid
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Graduate Can a star be seen approaching a black hole forever?
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Graduate How is the Riemann tensor proportinial to the curvature scalar?
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