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 Self-torque of a compressed rod?
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Graduate How many numbers to describe a point in space in GR?
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Undergrad Gravity & Time: Is Time Different at 17000 MPH?
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Graduate Does a charged particle in free fall radiate?
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Graduate What is the physical explanation for boosts not commuting?
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Graduate Question regarding de Broglie wavelength.
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Graduate Thomas Rotation": Explained in 2 Lorentz Transforms
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Undergrad How does the Twins Paradox challenge our understanding of ageing?
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Graduate Light Passing through a Moving Medium
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Graduate Hartle Gravity - Simple basis vector question
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Graduate Galaxies travelling faster than the speed of light?
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Graduate Relativity of spring constant
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Graduate How can Killing Vector Equations help find Christoffel symbols?
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Graduate 4-velocity length under a force
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Graduate Question about tensor derivative
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Graduate Could Gravity Ever Be Repulsive? Exploring Theories and Possibilities
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Graduate Equivalence Principle: Mass Increase With Time?
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Graduate Relating gravity to time through black holes and Gravitational time dialation?
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Graduate Equilibrium in Multiple Inertial Frames
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Graduate What Are the Limitations of the No Hair Theorem in Black Hole Dynamics?
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High School Would time stand still at center of earth?
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Graduate Deriving Nonrelativistic Euler Equations from Stress Energy Tensor
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Graduate Schwarzchild spacetime singularity
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Graduate How Can We Understand the Possibility of Time Travel in Relativity?
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Graduate Traveling at Lightspeed - Time Stops
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Graduate Curving space at speed of light?
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Graduate Difference between relatavistic kinetic energy and normal kinetic energy
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Graduate Rocket ship speed and relativity
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Graduate Ricci Tensor and Metric Restrictions
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Graduate Is GPS the only practical application of General Relativity?
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Graduate Basis vectors under a Lorentz transformation
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Graduate Special theory theory oe relativity
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Graduate Is Gravity Really an Entropic Force?
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Graduate What is the Frequency of the Photon at the End of the Platform?
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Graduate Introductory material - GR Hamiltonian Treatment
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Graduate Accurate Results of General Theory of Relativity
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Graduate Frame-Jumping & Incorrect Gamma Derivations Aplenty
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Undergrad Lorentz Transformation (simplified)
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Graduate Is/are there any invariant OBJECTS in relativistic? Is there a substratum?
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Graduate Can objects move faster than the speed of light in certain reference frames?
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Undergrad Can You See Humans Glow on the Dark Side of Earth from a Fast Rocket?
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Graduate Is Einstein's Principle of Relativity Compatible with Galilean Transformations?
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Undergrad What is the Minimum Speed in Relativity?
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Graduate Does the Relativity of Simultaneity Depend on the Axis Along Which Events Occur?
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Graduate Light Traveling in Opposite Directions
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Graduate Linear size of everything doublles overnight
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Graduate Can light be redshifted by gravitational fields?
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Graduate Special Relativity - Transformations and Equivalence Principle
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Graduate How to Determine Velocity in Special Relativity
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Graduate Four-Momentum: Schutz's Extra Postulate?
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Graduate The Physical Meaning of gravitational time dilation
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Graduate Can Gravity Bend Time in the Opposite Direction?
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Graduate Elaborating on stress-energy tensor
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Graduate Is it possible for warp nacelles to warp space without the use of a warp bubble?
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Graduate Understanding the Invariance of the Speed of Light: A Question on Relativity
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Graduate Event horizon of elementary particles
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Graduate Electron Repulsion: Explaining Electron-Electron Repulsion
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Undergrad Why do objects appear shorter and clocks run slower in space stations?
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Graduate Can spacetime be created ? if yes how if not why ?
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Undergrad Why must we travel through something at C?
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Graduate Can We Really Build a Time Machine with Today's Technology?
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Graduate Can Spinning the Earth Faster Reduce Gravity?
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Graduate Is There a Basic Element That Connects All Matter and Energy in the Universe?
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Graduate Gravitational field of photons
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Graduate Is gravitational attraction finite?
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Graduate Energy in different references
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Graduate Galileo and Lorentz transformation
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Graduate Are Light Cones and Black Hole Event Horizons the Same?
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High School Why there are gravitation at all
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Graduate What Are the Different Perspectives on the Nature of Time?
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Graduate Stationary below the event horizon?
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Graduate The Physical Meaning of the Relatvity of Simultaneity
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Graduate Time Dilation/Gravitational Theories Needed for Short Film
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Graduate Space Time Curvature Question.
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Graduate Changes in planet orbits as a star (eg. the Sun) decreases is mass.
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The Meaning of Living in 3 Dimensions?
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Undergrad Can molecules exist in other dimensions?
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Undergrad Understanding the Speed of Light: A Thought Experiment
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Graduate Christoffel symbol+covariant derivative+parallel transport
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Graduate Black Holes are Singularitiesor vice versa?
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Undergrad If light has no mass, how can it have energy according to e=mc2?
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Graduate Why does Einstein say that a clock slows when it is moving?
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Graduate Bending of light and the travel distance
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Graduate How do we know nothing can go faster than c and why?
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Graduate Is Relativistic Mass Plausible?
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Graduate Calculating Time dilation in Accelerated systems
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Graduate Gravitational force vs. relativity
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Graduate Doesn't relativity define time as an illusion?
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Graduate Unraveling the Twin Paradox: Three Inertia Frames in a Race Against Time
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Graduate Can Gravitons Escape Black Holes?
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Graduate Geodesics Around Black Holes: Do They Form Closed Loops?
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Graduate Clocks running slower is an illusion
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Graduate Can an Infinitely Long Rod Spinning at Light Speed Exhibit Relativistic Effects?
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Graduate Galilean Transformations and Relativistic Physiology
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Graduate Frame of references in time dilation
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Graduate Another paradox from the force transformation laws?
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Graduate How Do Planck Scale Dimensions Define Universal Limits?
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Graduate Interpreting Stress-Energy Tensor in General Relativity
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Undergrad History & Timewarp: Does Time Change Earth's History?
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Graduate Relativity and time (twin paradox)
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