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 Does Light Exert a Force on Lasers?
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Undergrad Is the speed of light really constant?
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Undergrad Time as a function of distance for constant a
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Graduate Calculating distance between two points in potential
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Graduate Particle production in curved spacetime
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Graduate Conceptual Aspect of Relativity: Electric & Magnetic Forces
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Graduate A question about forces in different references of frame
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Graduate Question on advance of perihelion.
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Graduate Static vs Stationary Spacetime Metric: Examples & Explained
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Physics Articles - Abstracts for SR and GR Papers
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Graduate Parametric equations for geodesics
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Undergrad Time Dilation: Stationary vs. Moving Atomic Clocks
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Graduate Question about the weak field approximation
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Undergrad Distance Travelled by B After Circumnavigating A: 2\pi r
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Graduate Electric Current in Special Relativity
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Graduate SR forbides BHs and GR demands them
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Graduate Point Masses and the Speed of Light: An Exploration of Relativity
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Graduate Professionally researched relativistic orbits
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Graduate Hi, can't find the way to debunk this
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Graduate Geodesics between two points ?
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Undergrad Relativity in Film: A Resource Guide
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Graduate How Does Snell's Law Change in Curved Spacetime?
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Graduate Schwarzschild Orbits in Cartesian coordinates
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Graduate Question about the energy momentum tensor
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Graduate Connection of General relativity and geometric Refraction of light
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Graduate Is Jefimenko's Approach to Relativity Based on Retarded Potentials Valid?
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Graduate Vacuum Solutions: General Relativity Explained
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Graduate Looking out the window of a fast ship
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Undergrad Clock Ticking Speed: Center vs Surface
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Graduate Unveiling the Mystery of Simultaneity
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Graduate Liftetime of photons in matter
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Graduate Frame fields vs. Coordinate bases
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Graduate Does gravitational waves participate in gravitation interaction?
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Graduate How is 3-space curved without a fourth spatial dimension?
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Graduate Some simple minded aspects of gravity
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Undergrad Relationship between E=mc^2 and gravity
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Graduate What is it about speed that affects time?
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Graduate Solving Paradox of SR & Warning Alpha Centaurians: Passer-by's Perspective
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Graduate Rotating Black Holes | Angular Momentum Explained
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Graduate Which direction did they measure a meter?
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Undergrad Lorentz Factor Explained for Laymen: Twin Paradox
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Graduate General Relativity vs Newtonian Mechanics
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Graduate Is Acceleration Truly Relative or Absolute in the Context of General Relativity?
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Graduate How Does Time Function as a Fourth Dimension in Our Solar System?
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Graduate Gravitomagnetism and acceleration
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Graduate What Is the Physical Meaning of the Torsion Tensor in General Relativity?
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Graduate Has the Hawking-Penrose Debate Shaped Modern Physics?
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Graduate Understanding Einstein-Hilbert Action: Detailed Explanation from an Expert
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Graduate Time & Gravity: GR in Physics Today?
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Graduate Full Orbit in General Relativity: Defining a Frame Invariant Concept
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Graduate Practical meaning of simultaneity calculations?
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Graduate Question About Speed of Light and Energy
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Undergrad How are the photoelectric effect and special relativity related?
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Graduate Understanding Velocity Transformation: A Crucial Factor in Particle Motion
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High School Does Earth's Gravitational Pull Increase with Object Proximity?
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Graduate How Does a Black Hole Affect the Human Body?
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Graduate Why did Einstein define speed of light as a constant and time as a variable?
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Graduate Can All Clocks in an Inertial Frame Simultaneously Read Zero?
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Graduate A question about general relativity ?
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Graduate Can Special Relativity Solve the Twin Paradox in a Gravitational Field?
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Graduate GPS, GR, satellites and clock speed on the satellites
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Graduate Temperature and speed of clocks
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Graduate Observing an astronaut falling into a black hole
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Graduate What is the definition of general covariance ?
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Graduate Photon wavelength in expanding universe
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Graduate How Can I Understand Slowly Rotating Perturbations of the Whittaker Metric?
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Graduate How Does General Relativity Explain Why We Always See the Same Side of the Moon?
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Undergrad Light Behaviour: Does Gravity Accelerate Light?
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Graduate Tensor pertubration: Hello to everyone
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Graduate Can Adding a Constant to the D'Alembertian Maintain Relativistic Invariance?
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Graduate Schwarzschild black hole/kruskal extension
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Graduate Relativistic Limit of Tardyon Momentum and Mass
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Graduate Spacetime, the Universe, the Present and the Future
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Graduate Challenging the Speed of Light: The Curious Case of Opposing Photons
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Graduate Understanding Time Dilation in Einstein's Special Theory of Relativity
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Graduate A question about time dialation
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Graduate Antisymmetrized tensor product
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Graduate Gravity Probe-B: Results & General Relativity
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Graduate Expressing second and its derivatives in terms of seven SI base units
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Graduate Light's Instantaneous Wordline: Is Time Really Zero?
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Graduate Twin paradox again (yes again)
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Graduate What Are the Implications of Time Dilation on a Photon’s Speed and Perception?
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High School What is the first result on Gravity Probe B?
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Graduate Explain Independent Continuum: Einstein's Theory
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Graduate What is the mass of a photon and why does it have a mass?
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Graduate Question on Relativistic Doppler Shift
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Graduate Why is Planck time measured differently from other dimensions?
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Graduate Velocity Addition in MG and Light Scenarios
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Graduate The Nature of Time: Should It Be Considered a 4th Dimension?
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Graduate Is There an Absolute Rest Frame in a 2D Universe?
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Looking for a relativity movie
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Graduate Metric of supermassive black holes
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Graduate How Do CMB and Redshift Support Universe Expansion?
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Graduate A scientist’s transmitter emits a wavelength
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A question about a thought experiment in space
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Undergrad Understanding the Impact of Mood on Perception
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Undergrad What is Einstein's thought experiment about special relativity?
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Graduate Abraham Zelmanov's Chronometric Invariants
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Graduate Could Time Dilation Make Us Age Differently on Other Planets?
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Graduate Are There PDEs in Special Relativity?
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