Special and General Relativity Forum

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 Question about relativity example

  • ivans
  • · Replies 7 ·
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7

Graduate What is the Relative Speed of Light at an Angle?

  • Gear300
  • · Replies 2 ·
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2

Graduate Waves in Vacuum: Can They Travel Faster than c?

  • gonchenshi
  • · Replies 13 ·
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13

Graduate Vacuum energy destruction of wormhole

  • nomadreid
  • · Replies 2 ·
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2

Graduate Definition of energy in general relativity

  • tom.stoer
  • · Replies 15 ·
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15

Graduate Geometrodynamics: Research Status & Wheeler's Text

  • Reedeegi
  • · Replies 1 ·
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1

Graduate Schwarzschild solution and velocity of stationary observer

  • dianaj
  • · Replies 8 ·
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8

Graduate Time in a black hole and Weyl curvature

  • Naty1
  • · Replies 6 ·
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6

Graduate Why won't Spaceships at Right Angles Collide in Frame S1?

  • daniel_i_l
  • · Replies 17 ·
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17

Undergrad Time dilation at an unchanging velocity

  • ryuunoseika
  • · Replies 9 ·
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9

Graduate Understanding the Interval Metric

  • FayeKane
  • · Replies 2 ·
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2

Graduate Gravitational effects on photons

  • jnorman
  • · Replies 11 ·
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11

Graduate How to Calculate the Limit of Fraction Involving Four Vectors with q --> 0

  • parton
  • · Replies 4 ·
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4

Undergrad What is the effect of aging during space travel?

  • Radek01
  • · Replies 23 ·
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23

Graduate Scaling Paradox: Differential Geometry & General Relativity

  • jdrudmin
  • · Replies 4 ·
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4

Undergrad Time Dilation and Future Interstellar Travel

  • JuggyJugs
  • · Replies 16 ·
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16

Graduate What are the weaknesses of Einstein's GR ?

  • Neitrino
  • · Replies 10 ·
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10

Graduate Why does a photon have zero rest mass?

  • klij
  • · Replies 14 ·
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14

Graduate Tunneling does not carry information > c?

  • nomadreid
  • · Replies 8 ·
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8

Graduate Can someone explain time dilation w.r.t following experiment?

  • venuz
  • · Replies 18 ·
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18

Graduate What is gravitational potential energy in General Relativity?

  • Zman
  • · Replies 3 ·
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3

Graduate Is it technically correct to say matter is made of energy

  • klij
  • · Replies 12 ·
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12

Graduate Does Einstein implicitly proves himself and the Lorentz Transformation wrong?

  • Grimble
  • · Replies 1 ·
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1

Undergrad Why Does Time Seem to Slow Down When Checking a Clock Mid-Tick?

  • Llama77
  • · Replies 3 ·
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3

Graduate Can Humans Survive Near a Black Hole's Event Horizon?

  • mjacobsca
  • · Replies 51 ·
2
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51

Graduate Creating Repulsive and Attractive Gravity

  • putongren
  • · Replies 1 ·
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1

Graduate Mass/energy as a condition of spacetime

  • FayeKane
  • · Replies 1 ·
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1

High School Gravity & Atraction: Questions about Earth's Orbit

  • igurmendez
  • · Replies 8 ·
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8

Graduate Final Clarification: Collisions in Special Relativity

  • brollysan
  • · Replies 6 ·
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6

Graduate Is the Dual Basis in Minkowski Space Affected by the Metric Tensor?

  • NanakiXIII
  • · Replies 2 ·
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2

Graduate Constant Velocity Motion In Train Car

  • mjacobsca
  • · Replies 3 ·
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3

Graduate Relativistic Effects on CMB and Cosmic Rays

  • qraal
  • · Replies 4 ·
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4

Graduate Constraints on speed of light?

  • Quickless
  • · Replies 1 ·
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1

Graduate The Mystery: Accelerating Time in Strong Gravitational Fields

  • Tominator
  • · Replies 8 ·
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8

Graduate Understanding the Difference Between One-Forms and Vectors in GR

  • NanakiXIII
  • · Replies 27 ·
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27

Graduate Gravitational mass vs inertial mass

  • Neitrino
  • · Replies 1 ·
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1

Undergrad Question about how the speed of light is constant

  • endusto
  • · Replies 5 ·
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5

Graduate Trying to generally understand Relativity.

  • Virtuous
  • · Replies 13 ·
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13

Graduate General Relativity Recorded Lectures

  • nicksauce
  • · Replies 7 ·
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7

Graduate Relativistic particle scattering

  • Gerenuk
  • · Replies 8 ·
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8

Graduate How Can Local Theories in General Relativity Influence Global Topology?

  • JustinLevy
  • · Replies 9 ·
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9

Graduate How Does Mass Transform into Momentum in Space Travel?

  • FayeKane
  • · Replies 6 ·
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6

Graduate How is time related to black holes besides time dilation?

  • sciroccokid
  • · Replies 5 ·
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5

Undergrad Time dilation and the photon clock

  • Stellar1
  • · Replies 74 ·
3
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74

Graduate General & Special Relativity, Everyday Examples

  • sciroccokid
  • · Replies 13 ·
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13

Graduate A room with a stronger gravitational force?

  • harris_T
  • · Replies 8 ·
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8

Graduate Interactions of Moving Particles: Magnetic Fields and Experimental Results

  • crx
  • · Replies 1 ·
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1

Graduate Relation between graviton and space curvature

  • xMonty
  • · Replies 4 ·
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4

Graduate Is Travel to Parallel Universes Just a Myth or a Real Possibility?

  • earamsey
  • · Replies 4 ·
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4

Graduate Is Gravitational Interaction Affected by Different Shapes of Bodies?

  • paweld
  • · Replies 3 ·
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3

Graduate Combining Time Dilation from velocity and gravity

  • edgepflow
  • · Replies 3 ·
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3

Undergrad Four Dimensions: The Key to Understanding Existence

  • curiousphoton
  • · Replies 9 ·
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9

Undergrad Deriving the Michelson Interferometer Equation: d_m = (m[lambda])/2

  • NovaKing
  • · Replies 1 ·
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1

Graduate LTB Metric: Dimensions Explained

  • micomaco86572
  • · Replies 6 ·
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6

Undergrad Traveling faster than the speed of light?

  • maxwilli06
  • · Replies 43 ·
2
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43

Graduate What Happens When Continuity of Time and Space Breaks Down?

  • jason651293
  • · Replies 22 ·
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22

Graduate Electromagnetic field in a medium

  • Bob_for_short
  • · Replies 5 ·
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5

Graduate Acceleration and Curvature: Understanding the Relationship

  • Naty1
  • · Replies 6 ·
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6

High School Time dilation b/c of Gravitaional field strength

  • mars shaw
  • · Replies 3 ·
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3

Graduate Torsion tensor: Geometric interpretation

  • Terilien
  • · Replies 14 ·
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14

Graduate History of theories of motion; the role of inertia

  • Cleonis
  • · Replies 36 ·
2
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36

Graduate Equation with Riemann curvature tensor

  • paweld
  • · Replies 1 ·
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1

Graduate Distinguishing Curved Space vs. Coordinate Choices in Mathematics

  • madness
  • · Replies 6 ·
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6

Undergrad Is there evidence that relativity contradicts Newton's 3rd law?

  • aaryan0077
  • · Replies 12 ·
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12

Graduate Light beam speed in reference frames moving at relativistic velocities

  • Pattonias
  • · Replies 12 ·
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12

Graduate Inverse Funcation of Relativistic mass

  • Uncle6
  • · Replies 3 ·
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3

Graduate Equivalence between a Black Hole and travelling at the speed of light

  • Pierre007080
  • · Replies 62 ·
3
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62

Undergrad What happens with a 'Light in a box theory'

  • smokeee77
  • · Replies 9 ·
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9

Graduate Does forces travel faster than speed of light?

  • matttan
  • · Replies 8 ·
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8

Graduate Question About Gravity: Bending of Space Time, Graviton, Super Force

  • Fisicks
  • · Replies 17 ·
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17

Graduate How is singularity formed inside a black hole?

  • yinfudan
  • · Replies 5 ·
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5

Graduate Is Relativity Really Relative? Clearing Up Confusion About Time and Light Speed

  • BuddyPal
  • · Replies 5 ·
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5

Graduate Acceleration and velocity: Newtonian versus relativistic interpretation.

  • Cleonis
  • · Replies 64 ·
3
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64

Graduate What Are the Challenges of Force in Special Relativity?

  • sadraj
  • · Replies 3 ·
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3

Graduate Is there something behind a horizon?

  • JohnStanton
  • · Replies 11 ·
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11

Graduate Does General Relativity Affect Vertical and Horizontal Light Beam Speeds?

  • Nickelodeon
  • · Replies 6 ·
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6

Graduate How Does Relativity Affect Time Measurement and Velocity Perception?

  • rajeshmarndi
  • · Replies 6 ·
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6

Graduate A & B Clocks: Why Velocity Time Dilation is Not a Paradox

  • daudaudaudau
  • · Replies 5 ·
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5

Graduate Can an object falling towards a super massive planet reach the speed of light?

  • Goalie33
  • · Replies 7 ·
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7

Graduate Relativistic Force Transformations

  • jackqpublic
  • · Replies 26 ·
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26

Graduate Is Light Truly Constant Despite Its Properties?

  • smokeee77
  • · Replies 38 ·
2
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38

Graduate Sum of the angles in 4D coordinates system

  • mars shaw
  • · Replies 2 ·
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2

Graduate Can the Ehrenfest Paradox Occur for a Rotating Body with Relativistic Speeds?

  • vin300
  • · Replies 14 ·
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14

Graduate How Does Time Dilation Impact Space Travel Durations?

  • matheinste
  • · Replies 1 ·
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1

Graduate Lorentz Transformation in New Coordinates

  • soupdejour
  • · Replies 3 ·
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3

Graduate How can black holes actually ever exist?

  • Matthew Opitz
  • · Replies 12 ·
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12

Graduate Is variation pricip for light-geodetic correct?

  • archipatelin
  • · Replies 8 ·
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8

Undergrad Is there a name for this equation?

  • Jaxodius
  • · Replies 15 ·
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15

Graduate Particle bunching +Lorentz contraction

  • Austin0
  • · Replies 11 ·
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11

Graduate What Makes Light Cone Physics So Intriguing?

  • harshithelp
  • · Replies 1 ·
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1

High School What is galileian system of coordinate?

  • DavidCcc
  • · Replies 3 ·
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3

Graduate Is poincare group simply connected?

  • andrea.dapor
  • · Replies 4 ·
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4

Graduate Is law of universal gravitation really correct?

  • DarkestNight
  • · Replies 3 ·
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3

Graduate Why is energy the time counterpart of momentum

  • lolgarithms
  • · Replies 4 ·
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4

Graduate SR and GR in a medium, gravitational waves

  • haushofer
  • · Replies 5 ·
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5

Graduate General Lorenz transformation is not group

  • archipatelin
  • · Replies 17 ·
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17

Graduate Independent Components in Riemann-Christoffel Tensor

  • Starproj
  • · Replies 3 ·
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3

Graduate Spacetime, curvature, orbit, matter and reactions

  • Elliot.exe
  • · Replies 2 ·
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2

Graduate Spacetime - formal description of No Rip/Tear

  • Julian M
  • · Replies 4 ·
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4

Graduate Time Dilation-Frames-Details and hypotheticals

  • JackAtl
  • · Replies 5 ·
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5