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 Question about the effect of c on light
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Undergrad Relativity & Gravity: Questions for a 16-Year-Old
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Undergrad Understanding Gravitational Potential in Different Reference Frames
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Undergrad Earths rotation and special relativity
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Undergrad Is Time Influenced by Mass and Matter?
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Undergrad Special Relativity Time Travel to Future - Could You Watch the News on Earth?
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Undergrad Explaining E=M C^2 to 14 year olds ?
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Undergrad Constancy of the speed of light
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Undergrad A thing that confuses me (quasi-paradox)
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Undergrad What causes the gravitational redshift phenomenon?
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Undergrad From Kepler's law to gravitation force
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Undergrad Time as Dimension: Before & After Einstein's G.T.R.
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Undergrad Gravitational Time Dilation - Confused
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Undergrad Sun Bending Light: Gravity Warps Space-Time?
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Undergrad Why Do We Use Arbitrary Units for the Speed of Light?
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Undergrad Gravitational Force between two bodies when Distance is zero
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Undergrad Gravity and Energy: Mass, Velocity, and More
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Undergrad Why Does Length Contraction Happen?
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Undergrad How Is the Inner Radius of an Accretion Disc Determined?
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Undergrad Can the Twin Paradox Be Proven?
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Undergrad Why Can't There Be Gravity in 2 Spatial Dimensions?
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Undergrad Cosmological Constant: Significance & "God" Particle
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Undergrad The beautiful sight of the interstellar traveller
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Undergrad Traveling at Near-Light Speed: Time Dilation and Your Perspective Explained
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Undergrad How Can a Simple Laser Pointer Cause Destruction at Light Speed?
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Undergrad Superman and Time Travel: Is It Possible?
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Undergrad Confused in a thought-experiment
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Undergrad Why do we need to see gravitation as force?
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Undergrad Doppler Effect on Light: Understanding Red and Blue Shifts in Galaxies
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Undergrad Weightless in a Shielded Room: Does Gravity Still Apply?
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Undergrad Beginner's question on bending of space time and measuring distance to stars
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Undergrad Can Time Travel Create Paradoxes?
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Undergrad What is the Relationship Between Speed of Light and Time?
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Undergrad I was wondering why Einstein picked C for this equation.
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Undergrad How do you prove that the speed of light is absolute
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Undergrad Gravity Waves: Speed & Possible Outcomes
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Undergrad Is It Possible to Reach the Speed of Light with a Spacecraft?
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Undergrad Speed of Light Always The Same?
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Undergrad A BRIEF HISTORY OF TIME, question
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Undergrad Acceleration and twin paradox question
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Undergrad Beginner needs answers to basic questions about the speed of light
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Undergrad Gravity: Attractive or Repulsive Force?
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Undergrad Coriolis effect and relativity
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Undergrad Gravity at a spot between the Earth and the Sun Summing to 0.
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Undergrad GRB 13.1 Billion Light Years From Earth: Explained
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Undergrad Two Black Holes Collide: The Result
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Undergrad A copernicus/relativity question
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Undergrad Twin Paradox: Explaining the Relativity of Aging
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Undergrad How Does Speed Affect Aging and Time Perception?
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Undergrad Speed of light and mass increase
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Undergrad Black Hole Thermodynamics Resources?
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Undergrad Where does the energy come from in different frames of reference?
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Undergrad Why Does Density Increase When an Object Moves By?
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Undergrad Question on gravitational time dilation
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Undergrad Do atomic clocks prove time dilation and length contraction?
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Undergrad My little theory: what would happen?
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Undergrad Pass light through helium-3 it slows it down?
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Undergrad Length Contraction: Light & Spaceships
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Undergrad How do you tell you are not in inertial frame of reference
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Undergrad Question reguarding gravitational pull
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Undergrad Basic question about speed of light situation
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Undergrad Why is c squared in Einstein's equations?
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Undergrad Speed of light constant throughout universe?
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Undergrad Webliography: What is the experimental basis of Special Relativity?
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Undergrad How Does Time Dilation Work in Relativity?
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Undergrad Light shone in a train bouncing off mirrors
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Undergrad Understanding the Lorentz Factor: A Simple Explanation on Simple.wikipedia.org
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Undergrad What are some everyday applications of relativity in modern technology?
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Undergrad Why one cannot push light but just in the normal direction to the ray?
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Undergrad Would You Experience Weightlessness in a Free-Falling Elevator?
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Undergrad Gravity: Is There an Equation?
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Undergrad Light Speed Relativity: A Puzzling Question
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Undergrad Spacetime and how wormholes relate to it
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Undergrad Gravitational Lensing Deflection angle
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Undergrad How Do GR and SR Influence Modern Technologies Beyond Nuclear Energy?
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Undergrad What does pressure mean in regards to GR?
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Undergrad Can Infinitesimal Time Change Our Understanding of Physics?
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Undergrad The Limitations of Time Travel: Ignoring Spatial Movement
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Undergrad Flash Light at the Speed of Light Question
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Undergrad Understanding Time Dilation: Whose Clock Ticks Faster in Special Relativity?
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Undergrad Understanding the Relationship Between Matter, Energy, and the Speed of Light
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Undergrad Do objects moving at faster speeds have a stronger gravitational pull?
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Undergrad Would the removal of the sun result in a shockwave?
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Undergrad Understanding Scattering of Light in the Atmosphere
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Undergrad Is E=mc2 Related to Zeno's Paradox?
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Undergrad Do high and low energy photons follow the same trajectory around a planet?
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Undergrad Having trouble understanding why FTL implies time travel
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Undergrad About time measurement vs measurement of movement
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Undergrad Energy-mass equivalence question
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Undergrad What are white holes and how do they differ from black holes?
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Undergrad Time Dilation: Is It a Consequence of Light?
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Undergrad I know im wrong but just curious
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Undergrad Transformation mass -> energy vice versa
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Undergrad Curious Question: Relationship between energy and graviy?
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Undergrad Simple Harmonic Motion at Relativistic Speeds
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Undergrad Is Motion Absolute or Relative in Different Frames of Reference?
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Undergrad The original papers of Einstein about GR
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Undergrad Equivalence Principle Question
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Undergrad Wormhole Trouble: Spacetime Folding Over Itself
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Undergrad How to release energy in E=mc2?
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