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.
Threads
Undergrad I know im wrong but just curious
- lastman
- · Replies 5 ·
Graduate What are rotation and Lorentz group generators?
- princeton118
- · Replies 3 ·
Graduate X and x' in two coordinate relativistic systems
- C_Ovidiu
- · Replies 2 ·
Graduate Light moving parallel to train track in special relativity
- StefenRoebke
- · Replies 8 ·
Graduate How Does Length Contraction Relate to Photons in Special Relativity?
- Chewy0087
- · Replies 6 ·
High School What is My Speed When Running on Top of a Moving Train?
- Sriram.S
- · Replies 5 ·
Graduate Rotating Earth as an inertial frame
- Tam Hunt
- · Replies 76 ·
Graduate Solutions in general relativity
- Eredir
- · Replies 13 ·
Undergrad Transformation mass -> energy vice versa
- desert fox
- · Replies 11 ·
Undergrad Does energy have gravitational properties like matter does?
- gfeing4935
- · Replies 9 ·
Undergrad Simple Harmonic Motion at Relativistic Speeds
- Washer101
- · Replies 2 ·
Graduate Time as coordinate in many-body relativistic mechanics
- pellman
- · Replies 6 ·
Graduate FTL signals and clock desynchronization in moving frames
- Austin0
- · Replies 6 ·
Undergrad Is Motion Absolute or Relative in Different Frames of Reference?
- JKaufinger
- · Replies 3 ·
Graduate Does Electromagnetic Radiation Create a Gravitational Field?
- Denton
- · Replies 7 ·
Graduate Is Our View of Galaxies Distorted by Their Light Travel Time and Gravity?
- Teeril
- · Replies 1 ·
Graduate How Does the Speed of Light Remain Constant in a Moving Spacecraft?
- JKaufinger
- · Replies 3 ·
Graduate Does relativistic mass increase with velocity?
- rcgldr
- · Replies 17 ·
Graduate Can tidal effects distinguish gravity from acceleration in the equivalence principle?
- patrickd
- · Replies 26 ·
Graduate Gravity and Length Contraction
- Charlie G
- · Replies 3 ·
Graduate Vierbeins and spin connections kinetic terms (probably a stupid question)
- luxxio
- · Replies 2 ·
Graduate Is an Infinite Speed of Locality Possible?
- debra
- · Replies 8 ·
Graduate What are the physics of changes of timecounts of accelerated/decelerated clocks?
- Bob K
- · Replies 24 ·
Graduate What is counteracting spacetime deformation?
- zonde
- · Replies 5 ·
Undergrad The original papers of Einstein about GR
- quasar987
- · Replies 5 ·
Graduate What Happens to Time if a Clock is Independent of its Reference Body's Motion?
- Bob K
- · Replies 12 ·
Graduate Can an accelerating rod's length decrease faster than the speed of light?
- qetuol
- · Replies 5 ·
Graduate Does time actually slow down or just our perception of it at relativistic speeds?
- tnadys
- · Replies 68 ·
Graduate Nonlinear vs. chaotic spacetime
- Loren Booda
- · Replies 2 ·
Graduate Can an electron emit opposite rotating magnetic fields for different observers?
- Lasand
- · Replies 23 ·
Graduate Understanding Time Dilation and Light Sources in Relation to Mass
- Denton
- · Replies 8 ·
Undergrad Do astronauts of different masses weigh differently in an accelerating spaceship?
- Charlie G
- · Replies 2 ·
Graduate Time derivative of relativistic momentum
- birulami
- · Replies 5 ·
Graduate Derivation of E=mc^2 in Wikipedia
- birulami
- · Replies 3 ·
Graduate Space-time contraction question
- Rade
- · Replies 7 ·
Graduate Is it possible to watch time progress faster?
- withahow
- · Replies 7 ·
Graduate How does the speed of light always appear constant?
- cmurray
- · Replies 3 ·
Undergrad Wormhole Trouble: Spacetime Folding Over Itself
- Charlie G
- · Replies 6 ·
Graduate Questions about light, theory of relativity
- gabriel4786
- · Replies 1 ·
Graduate Charge conservation in curved spacetime
- physics_fun
- · Replies 17 ·
Graduate Are gravitational waves bent by gravity?
- michelcolman
- · Replies 7 ·
Graduate Extreme case of relativitic momentum
- KFC
- · Replies 9 ·
Undergrad How to release energy in E=mc2?
- aaron35510
- · Replies 4 ·
Undergrad Need Book on Tensors: Recommendations for BS Math Holder
- LarryS
- · Replies 1 ·
Graduate When does Metric contain curved spacetime?
- Mad Dog
- · Replies 5 ·
Graduate Why is the speed of light exactly exactly 299 792 458 meters per second ?
- Strangerone
- · Replies 122 ·
Undergrad Having problems understanding Minskowski space.
- Peon666
- · Replies 14 ·
Graduate Does a gravitational field have any effect on mass?
- Crazy Tosser
- · Replies 8 ·
Graduate Interpreting Schwarzschild coordinates
- Mentz114
- · Replies 1 ·
Graduate Understanding maximally extended Schwarzschild solution
- Hurkyl
- · Replies 52 ·
Graduate Will an unequal-arm balance drift when freely falling?
- Andy Resnick
- · Replies 9 ·
Graduate Ricci tensor along a Killing vector
- La Guinee
- · Replies 4 ·
Graduate Car and garage paradox at 0.8c with length contraction
- mkbh_10
- · Replies 7 ·
Undergrad Einstein vs Newton: Why Did Einstein Challenge Newton's View of Gravity?
- aaron35510
- · Replies 1 ·
Graduate Why does gravitational time dilation give infinite time inside black holes?
- aaron35510
- · Replies 5 ·
Graduate If speed of light isn't a constant
- sganesh88
- · Replies 6 ·
Graduate Could Galileo have discovered special relativity from rotational symmetry?
- debra
- · Replies 10 ·
Graduate Naked singularities, and Hawking
- JustinLevy
- · Replies 4 ·
Graduate How Does Curvature Affect Velocity Near a Black Hole's Event Horizon?
- stevebd1
- · Replies 10 ·
Graduate Gravity Wave Detection: Why Not Attempt in Lab?
- HarryWertM
- · Replies 9 ·
Graduate Lorentz transformations, time intervals and lengths
- bernhard.rothenstein
- · Replies 41 ·
Undergrad What is the nature of gravity constant?
- freesom
- · Replies 26 ·
Undergrad Will Gravity Affect the Speed of Rockets Traveling Parallel to Each Other?
- sirsmokealot
- · Replies 3 ·
Undergrad Relativistic mass and the speed of light limit
- feynmann
- · Replies 1 ·
Undergrad Why does relativistic mass increase with speed if mass cannot be created or destroyed?
- Charlie G
- · Replies 12 ·
Graduate Is Poincare Symmetry Fundamental to Relativity as Proposed by Einstein?
- bernhard.rothenstein
- · Replies 15 ·
Graduate Few concepts that I miss in SR
- Heimdall
- · Replies 8 ·
Graduate Question regarding determinism
- Gothican
- · Replies 6 ·
Graduate How Does Radial Redshift Affect the Energy of Light?
- nutgeb
- · Replies 7 ·
High School Does Light Regain Its Original Speed After Slowing Down?
- ChrisPeace
- · Replies 16 ·
Graduate Why does only one object feel accelerated?
- Ascenxion
- · Replies 4 ·
Undergrad How Does Einstein's Theory Explain Time Dilation in Gravitational Fields?
- Bjarne
- · Replies 27 ·
Graduate Do clocks remain synchronized forever according to the equivalence principle?
- Bob Walance
- · Replies 4 ·
Graduate Is Einstein's Idiots a Legitimate Challenge to Relativity?
- QuantumLove
- · Replies 2 ·
Graduate Rank and Weight of a Riemann Curvature Tensor
- Jack3145
- · Replies 3 ·
High School What has the speed of light got to do with time travel?
- sammy8761
- · Replies 67 ·
Graduate Schwarzschild solution radial coordinate and black holes
- Jonathan Scott
- · Replies 17 ·
Graduate Why Use the Tetrad Formalism in General Relativity?
- pellman
- · Replies 10 ·
Graduate Why do charged black holes need different equations?
- Dmitry67
- · Replies 2 ·
Undergrad General Relativity and the Human Body
- Kindayr
- · Replies 5 ·
Graduate Ricci Tensor from Schwarzschild Metric
- Philosophaie
- · Replies 5 ·
Graduate Accelerated obserevers in special (not general) theory of relativity
- Nedeljko
- · Replies 31 ·
Graduate Is mathpages.com's Reflections on Relativity accurate?
- Al68
- · Replies 4 ·
Graduate Why are coordinate transformations central to general relativity?
- Mad Dog
- · Replies 5 ·
Graduate Einstein or Einstein-Cartan?
- Dmitry67
- · Replies 1 ·
Graduate Can a Gravity Wave be detected at a point ?
- WarpedWatch
- · Replies 2 ·
Graduate Are Massless Charged Particles Forbidden by Current Group Theory Theories?
- FunkyDwarf
- · Replies 2 ·
Graduate Gravitational Waves: Constant Motion Through Spacetime
- tonyb1969
- · Replies 8 ·
Graduate Why do textbooks say special relativity explains the Michelson-Morley experiment?
- ericqb
- · Replies 10 ·
Graduate Is Gravity a Force of Attraction or a Result of an Expanding Universe?
- loafula
- · Replies 19 ·
Graduate Practical calculations for gravity
- michelcolman
- · Replies 11 ·
Graduate Pre-requisites to study Relativity?
- Peon666
- · Replies 11 ·
Graduate Is the shape of a light cone affected by gravitational forces?
- dkgolfer16
- · Replies 5 ·
Undergrad Time relative to someone moving at a high speed-equations for a layman?
- DyslexicHobo
- · Replies 2 ·
Graduate Speed of a particle inside an event horizon
- La Guinee
- · Replies 7 ·
Graduate Confuse about the relativistic effect
- KFC
- · Replies 6 ·
Graduate Time stopped for a photon travelling at the speed of light?
- mildpiranha
- · Replies 3 ·
Graduate Which twin is younger in a spaceship race at 0.8c?
- daytripper
- · Replies 31 ·
Graduate What Do Lorentz Transformations and My Elementary Theory Share in Common?
- rell
- · Replies 6 ·
Undergrad Understanding Gravitational Energy in Motion
- Naty1
- · Replies 6 ·