Relativity

1988 topics in this forum

1. Is the spacetime model necessary between frames that are relatively stationary?

   By geordief, March 28, 2024
   • 4 replies
   • 1.1k views
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   • swansont
   • March 28, 2024

2. A different way of looking at the trampoline analogy

   By geordief, March 17, 2024
   • 23 replies
   • 2.5k views
   • 
   • Mordred
   • March 23, 2024

3. Material Falling Onto Neutron Stars

   By RyanJ, March 14, 2024
   • 6 replies
   • 1.3k views
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   • RyanJ
   • March 16, 2024

4. Do inspiral charged black hole pairs radiate light? 1 2

   By md65536, February 18, 2024
   • 42 replies
   • 3.2k views
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   • md65536
   • March 7, 2024

5. Light orbiting a black hole

   By md65536, February 18, 2024
   • 10 replies
   • 1.5k views
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   • md65536
   • February 24, 2024

6. Curiosity on the relationship between matter and energy

   By Silverstreak, February 18, 2024
   • 11 replies
   • 1.6k views
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   • Eise
   • February 19, 2024

7. Does the time exist? 1 2 3 4 7

   By Heis3nberg, July 2, 2021
   • 158 replies
   • 16.6k views
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   • dimreepr
   • January 22, 2024

8. Gravitational waves (split from 12 h Tides (inertia))

   By Capiert, January 14, 2024
   • 2 replies
   • 628 views
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   • swansont
   • January 14, 2024

9. Time travel is not logically possible

   By Boltzmannbrain, January 4, 2024
   • 20 replies
   • 2.3k views
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   • Boltzmannbrain
   • January 6, 2024

10. Do gravitational waves distort time?

    By Danijel Gorupec, December 26, 2023
    • 10 replies
    • 1.4k views
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    • Genady
    • January 2, 2024

11. How can a tensor describe curvature?

    By grayson, December 20, 2023
    • 7 replies
    • 915 views
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    • Sensei
    • December 21, 2023

12. About the Einstein tensor.

    By grayson, December 16, 2023
    • 18 replies
    • 1.9k views
    • 
    • Markus Hanke
    • December 20, 2023

13. Constant v Invariant

    By studiot, November 7, 2023
    • 14 replies
    • 1.8k views
    • 
    • studiot
    • November 28, 2023

14. Analogies for relativistic physics 1 2 3 4 5

    By Killtech, November 4, 2023
    • 116 replies
    • 8.2k views
    • 
    • joigus
    • November 27, 2023

15. A problem to the theory of relativity ? 1 2 3

    By Bjarne-7, November 21, 2023
    • 55 replies
    • 4.4k views
    • 
    • swansont
    • November 25, 2023

16. Space as a patchwork of chessboards

    By Knowledge Enthusiast, November 22, 2023
    • 4 replies
    • 438 views
    • 
    • Bufofrog
    • November 23, 2023

17. Can the existence of the Graviton be discounted ? 1 2

    By mistermack, October 3, 2023
    • 49 replies
    • 3.6k views
    • 
    • Boltzmannbrain
    • November 5, 2023

18. Relativity in Geometry and Physics 1 2 3

    By Killtech, September 24, 2023
    • 50 replies
    • 3.8k views
    • 
    • studiot
    • October 24, 2023

19. Visualizing tensors

    By Genady, September 8, 2023
    • 8 replies
    • 853 views
    • 
    • Genady
    • September 9, 2023

20. Check your time dilation intuition

    By Genady, September 5, 2023
    • 18 replies
    • 1.3k views
    • 
    • Genady
    • September 7, 2023

21. Speed of Time 1 2

    By M.Ross, June 21, 2022
    • 32 replies
    • 2.9k views
    • 
    • Genady
    • September 4, 2023

22. What are alternative formulations of GR?

    By Genady, March 14, 2023
    • 17 replies
    • 1.6k views
    • 
    • Genady
    • September 1, 2023

23. Why "even light"? 1 2 3 4 6

    By Genady, July 31, 2023
    • 132 replies
    • 7.2k views
    • 
    • studiot
    • August 13, 2023

24. If different elementary particles are at highly different relative velocities, how can it be said that an atom or larger mass is in its own frame?

    By CrypticFish, July 10, 2023
    • 14 replies
    • 1.3k views
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    • exchemist
    • July 10, 2023

25. Need help from any math people here with special relativity.

    By Michael_123_, July 3, 2023
    • 1 reply
    • 598 views
    • 
    • Genady
    • July 4, 2023