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 Slowing Photons: A Look at Light Speed Rockets & Measuring Slower Speeds
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Graduate Two speed of light experiments at different altitudes
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Graduate Final Theory and Orbital Mechanics
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Undergrad Do Photons Have Mass and Kinetic Energy?
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Graduate What will happen to time if we travel away from Earth at 0.9999c?
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Graduate Can two galaxies receded from one another faster than C?
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Graduate Consistency of the speed of light
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Graduate How Quickly Does Gravity Propagate?
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Graduate Palatini Formalism generalizes GR to include degenerate metric?
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Graduate Gravitational Equivalent of Magnetic Field Measured in Lab
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Undergrad How does a body escape its gravitational field?
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Graduate Relative Speeds and the Limit of Light
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Graduate Derieving relativistic electrodynamics equations
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Graduate Can Muon Decay Experiments Disprove the Existence of an Absolute Time Frame?
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Graduate Is Relativity an Illusion or Reality?
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Graduate What is the Flaw of General Relativity Regarding Uniform Gravitational Fields?
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Graduate Teaching Special Relativity: Balancing Theory, History, and Experimentation
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Graduate Velocity of Light in Accelerating Spaceship & Inertial Frames in GR
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Graduate Gravity & Geodesics: How the Earth Maximizes Proper Time
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Undergrad The Science Behind Time Dilation: How Does Time Stop at the Speed of Light?
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Graduate Could the expansion of space impact the distance between the Earth and the sun?
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Undergrad Discover the Method to Derive E=mc^2 - A Comprehensive Guide
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Graduate Geodesics in schwarzschild solution
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Graduate Gravitational Field of a Spinning Mass: Exploring the Math
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Graduate Perspective of Massless objects
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Graduate Weight of Hot Body: Balance in Thermal Equilibrium?
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Undergrad What about this Final Theory thing?
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High School Time Is Relative: What Does It Mean?
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Graduate Topology of de Sitter and black hole
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Graduate GR & 3rd Law: A Thought Experiment
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Graduate Aetherists and the doppler effect
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Graduate Does Space Expand Faster Than Light Beyond Our Observable Universe?
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Undergrad Questions about the speed of light
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Graduate Special Relativity and Thermal Physics finals
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Graduate Time difference: light emitted vs observed
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Graduate Can Space Travel Faster Than the Speed of Light?
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Graduate Time and Space dilation and contraction
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Graduate Question about cause of curvature of spacetime
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Graduate Charge Dilation: Mass/Energy Increase, Charge Constant
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Graduate Curved spacetime is described by a manifold
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Graduate Questions on Spacetime Curve/Gravity
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Undergrad Lorentz- and Galileian-transformation
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Graduate Do Antitachyons Travel Slower Than Light?
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Graduate Bending of Light around a Star
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Graduate Photon passing through a black hole?
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Graduate Why is the Angle Between Timelike Vectors Given by g(X,Y)?
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Graduate Searching for "Perihelium Precession Problem" Derivation in General Relativity
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Graduate Potential energy and GR, something doesn't add up
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Graduate If SR Wrong: Difficulties, Paradoxes, Instantaneous Signals
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Jerry Noble and His Theory: Unveiling a Mystery
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Graduate Circular Twin Paradox: Non-Linear Acceleration and Age Differences Explained
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Graduate Why is light traveling through the ether not just at speed c?
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Graduate Detecting Space Time: Gravitational Radiation
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Undergrad Einstein's E=mc^2: How Did He Reach His Equation?
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Graduate Lorentz transform as a complex function
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Graduate Highschool student interested in cosmology
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Graduate What Are the Energy and Wavelength Limitations of Light?
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Graduate Space-Time Geometry: Consequences of Minkowski's Relativity
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Undergrad Black Hole: Seeing Inside & Out
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Graduate Why Is the Position 4-Vector Contravariant While the Del Operator Is Covariant?
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Graduate How does Einstein's theory explain gravity's effect on Earth's curvature?
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Graduate How Does Weak Coupling Between Matter and Space-Time Affect Cosmic Structures?
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Graduate Is the speed of light measurement dependent on local clocks?
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Graduate Antigravity like soluctions of Einstein equations
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Undergrad The Significance of C in Einstein's Famous Equation E=MC^2
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Graduate Understanding Kinetic Energy in Special Relativity
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Graduate A variation on the twin paradox
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Graduate A positronium atom decays into two photons c+c=c
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Graduate Is the Sagnac effect a valid argument against Relativity?
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Graduate Relativistic Dynamics: Conservation Laws Necessary?
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Undergrad Space Travel: Time Dilation at Near Light Speed Explained
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Graduate How do Orbits behave as orbital velocities become significantly relatavistic
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High School Einstein's Childhood: The Roots of SR?
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Graduate GR, SR and the Sagnac effect question
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Graduate What is the constant velocity curve of an accelerating spaceship?
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Graduate Magnetism & Relativity: Uncovering the Link Through Free Resources
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High School Kumar's Explanation of the Twin Paradox
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Graduate What Angular Velocity is Required for Relativistic Effects?
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Graduate There is no really good definition of mass?
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Graduate Gravity/acceleration equivalent?
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Graduate Infinity in Finite Proper Time
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Graduate Rotations in special relativity
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Graduate Calculating Time Dilation for Travel to Alpha Centauri
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Graduate What is the Relativator and How Does It Explain the Theory of Relativity?
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Graduate Photons in the derivation of relativistic equations
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Graduate Concerns about ontological interpetations of Theory of Relativity
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Graduate What Does the Pace of Time Reveal About the Universe?
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Graduate Can Superluminal Expansion Really Exceed the Speed of Light?
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Graduate Is Lambda a True Force or Merely a Geometric Distortion in Spacetime?
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Graduate Schwarzchild and Reissner-Nordstrom singularities
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Undergrad Not able to fully understand what im reading
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Graduate Time Dilation: Does Traveling Perpendicular Affect Speed?
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Graduate Gravity: Equivalence or Equal? | Tony's New Theory
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Graduate Different speeds of light w/ Planck Units
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Graduate Faster than light communication and signals moving backwards in time
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High School Ageing in Space: Fact or Fiction?
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Graduate Momentum and penetration depth
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Graduate Traveling at Light Speed: Is the Speed Constant?
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Graduate Can we project a 4D object onto the 3D world?
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High School If C cannot be achieved, then how can light achieve C?
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