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 Radio Wave Length & Gravitational Force
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Undergrad Ageless photon. do photons travel through time?
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Undergrad Age of the Universe: 13.7 Billion Years Old?
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Undergrad Understanding Gravity: Force or Space Warp?
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Undergrad How Much Mass Does an Object Gain at High Speeds?
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Undergrad Does velocity dammage e=mc^2?
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Undergrad Lorentz Transforms Simplified: Understanding Ordinary Math and Physics
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Undergrad Test Your Knowledge: Visit from a Scientist on Relativity
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Undergrad Thrown Watch Problem: Does It Matter How Fast/High?
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Undergrad What is the theory of relativity?
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Undergrad Schwarzchild Mass Explained - What is it?
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Undergrad How Does Relative Motion Affect Perception of Process Speed?
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Undergrad Speed of Light: Is There a Force Limiting Ship Mass?
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Undergrad Light rod (acoustic rod?) what is that?
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Undergrad Calculating Force due to Gravity - M1 and M2 Mass at Rest or Relativistic?
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Undergrad Understanding the Impact of Angular Velocity on Mass in Rotating Objects
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Undergrad Localization by the doppler effect
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Undergrad Difference between spatially homogeneous and isotropic?
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Undergrad Unraveling the Mystery of E=mc^2: The Surprising Truth About Light's Energy
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Undergrad Is E=mc^2 an Exact Equation or an Approximation?
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Undergrad Understanding Tensors: A Beginner's Guide to Relativity | New Member Question
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Undergrad Gamma Explained: Reasons for Lorentz Transformation
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Undergrad The speed of light in a vacuum?
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Undergrad Inertial Reference Frames- circular?
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Undergrad Why Mass Doesn't Always Add When Two Systems Combine
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Undergrad Evidence for length contraction
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Undergrad Why Doesn't Relativity Apply to Light?
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Undergrad Einstein's theory of relativity?
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Undergrad Special Relativty and Inertial Reference Frames
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Undergrad How Relativity Connects Electric and Magnetic Fields
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Undergrad Energy-mass equivalence - E=mc^2
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Undergrad Assume I travel near c from a planet 5 light years away
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Undergrad Gravitational Wave: Does Vibrating Mass Emit Waves?
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Undergrad Physics Definition: Matter, Energy, & Relativity
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Undergrad Can the speed of light be slowed down and what would happen if it could?
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Undergrad Red Shifting Light - Q&A with Wendy
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Undergrad Velocity vs Distance - Clarifying a Moronic Question
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Undergrad How is the universe expanding?
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Undergrad Is the speed of light really changing over time?
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Undergrad What is the principle of equivalence in physics?
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Undergrad Why do observers in special relativity see different measurements?
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Undergrad Black holes & expanding universe
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Undergrad Is Tensor Algebra Necessary to Understand General Relativity?
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Undergrad Difference between mass (relativistic & non)
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Undergrad Is Spacetime Curved by Gravity?
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Undergrad Where will the lead and plastic balls settle in microgravity?
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Undergrad Dilated Time: What were they smoking?
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Undergrad Is Light a Wave or a Particle in Spacetime?
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Undergrad Why is Time Relative? - Understand the Concept
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Undergrad Is E=MC2 the Complete Equation for Energy-Mass Relation?
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Undergrad Matter-Energy Conversion: Gravity & Speed Questions
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Undergrad Twins in Motion: A Thought Experiment on Relative Speed and Age Differences
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Undergrad Light Speed: Consequences of Relativistic Speeds
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Undergrad Light clock and teaching of special relativity
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Undergrad How Long Would Earth Lose Sun's Gravity? - Helical
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Undergrad Calculate Time Difference: Relativity Equation for Sun and Earth Masses
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Undergrad Big Bang & Speed of Light: Explained
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Undergrad Does light travel at different speeds?
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Undergrad Einstein energy versus thermodynamic energy
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Undergrad Why don't all massive objects collide?
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Undergrad Discover the Science Behind Age Differences at the Equator vs. Poles
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Undergrad Special relativity - please can someone clear this up?
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Undergrad Gamma Rays: Faster than Light?
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Undergrad Learning special relativity in my physics class
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Undergrad Physics Q: Travel Faster than Light? E=MC^2?
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Undergrad Gravity Explained: Why Objects Fall
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Undergrad Is Matter Just Another Form of Energy in E=MC²?
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Undergrad Can gravity bend the path of light?
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Undergrad Hypothetical Question. Creating Gravity and power supplies
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Undergrad Understanding Newton's Laws in Non-Inertial Reference Frames
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Undergrad Could Time Travel Create Extra Matter and Energy in the Universe?
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Undergrad Understanding the Twins Paradox: Time Travel and Relativity in Space
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Undergrad Light Barrier: Breaking the Speed of Light?
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Undergrad Time Travel Questions: Does Age Change with Speed?
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Undergrad Potential energy contributes to the mass
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Undergrad Reaching the Speed of Light: Can We Achieve C?
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Undergrad Uncovering the Mystery: Slowing Time on a Plane Explained
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Undergrad C vs. Fiber Optics: Speed Comparison and Myths Debunked
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Undergrad Do Photons Have Mass and Kinetic Energy?
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Undergrad How does a body escape its gravitational field?
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Undergrad The Science Behind Time Dilation: How Does Time Stop at the Speed of Light?
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Undergrad Discover the Method to Derive E=mc^2 - A Comprehensive Guide
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Undergrad What about this Final Theory thing?
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Undergrad Questions about the speed of light
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Undergrad Lorentz- and Galileian-transformation
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Undergrad Einstein's E=mc^2: How Did He Reach His Equation?
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Undergrad Black Hole: Seeing Inside & Out
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Undergrad The Significance of C in Einstein's Famous Equation E=MC^2
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Undergrad Space Travel: Time Dilation at Near Light Speed Explained
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Undergrad Not able to fully understand what im reading
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Undergrad My Black Hole Theory: Ely Curless
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Undergrad How Can Light Have Mass Yet Fail to Escape a Black Hole?
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Undergrad Is Time Travel to the Past Possible with Modern Technology?
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Undergrad Why Don't Singularities Instantly Suck Everything In?
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Undergrad This is probably just a coincidence, but
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Undergrad Does a Black Hole's Event Horizon Increase with Mass?
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Undergrad Why Does Mass Increase with Speed?
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Undergrad Speed of light in different frames
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Undergrad Twin paradox? HA I'm an only child.
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Undergrad Basic concept in special relativity
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