Relativity

1985 topics in this forum

1. Black holes (split from The Nature of Time)

   By geordief, January 1, 2023
   • 3 replies
   • 431 views
   • 
   • Markus Hanke
   • January 2, 2023

2. Question of three clocks 1 2 3

   By mistermack, December 24, 2022
   • 50 replies
   • 3k views
   • 
   • Markus Hanke
   • December 31, 2022

3. Is "Galilean gravity" a thing? 1 2

   By geordief, December 24, 2022
   • 42 replies
   • 2.4k views
   • 
   • joigus
   • December 28, 2022

4. Nice video to explain meaning of metric

   By Markus Hanke, December 18, 2022
   • 1 reply
   • 454 views
   • 
   • MigL
   • December 18, 2022

5. What effect does time dilation have on light? 1 2

   By tmdarkmatter, November 20, 2022
   • 34 replies
   • 1.8k views
   • 
   • swansont
   • December 15, 2022

6. Essay about General Relativity

   By iloveknowledge, March 10, 2019
   • 22 replies
   • 3.7k views
   • 
   • Markus Hanke
   • December 12, 2022

7. Is "positionary-temporal" uncertainty built into spacetime?

   By geordief, November 9, 2022
   • 6 replies
   • 694 views
   • 
   • Markus Hanke
   • December 7, 2022

8. What is gamma factor of object, which is falling into black hole?

   By DimaMazin, November 6, 2022
   • 21 replies
   • 1.9k views
   • 
   • DimaMazin
   • November 25, 2022

9. Minkowski space and geometric intuition

   By Lorentz Jr, November 20, 2022
   • 8 replies
   • 1.4k views
   • 
   • Lorentz Jr
   • November 20, 2022

10. Using entanglement is not forbidden by relativity??

    By Lorentz Jr, November 18, 2022
    • 18 replies
    • 1.7k views
    • 
    • md65536
    • November 20, 2022

11. Sending an instantaneous signal

    By geordief, November 18, 2022
    • 10 replies
    • 1.2k views
    • 
    • Endy0816
    • November 18, 2022

12. On Lorentz transforms. 1 2 3

    By Mitcher, August 17, 2022
    • 56 replies
    • 4.9k views
    • 
    • Mitcher
    • October 5, 2022

13. Categorical analysis

    By TheLogicalArc, October 3, 2022
    • 4 replies
    • 753 views
    • 
    • studiot
    • October 4, 2022

14. Is expansion meaningless where it is not measurably happening?

    By md65536, September 25, 2022
    • 16 replies
    • 1.5k views
    • 
    • md65536
    • October 3, 2022

15. black holes wormholes and warp drives

    By sddfds, September 16, 2022
    • 1 reply
    • 686 views
    • 
    • joigus
    • September 16, 2022

16. Time dilation (split from The speed of time)

    By md65536, August 25, 2022
    • 7 replies
    • 1.2k views
    • 
    • md65536
    • September 13, 2022

17. What is happended to time in black hole?

    By Saleque Ahmed, September 3, 2022
    • 4 replies
    • 791 views
    • 
    • md65536
    • September 4, 2022

18. "Event separation " of objects

    By geordief, August 30, 2022
    • 13 replies
    • 1k views
    • 
    • geordief
    • August 31, 2022

19. wormholes and warp drives

    By sddfds, August 28, 2022
    • 4 replies
    • 835 views
    • 
    • swansont
    • August 29, 2022

20. A Possible Method to Solve Twin Paradox in Micro-Gravitational Field

    By DongchengZhao, August 22, 2022
    • 3 replies
    • 864 views
    • 
    • swansont
    • August 24, 2022

21. The energy of the Universe 1 2

    By geordief, August 1, 2022
    • 40 replies
    • 3.5k views
    • 
    • Kartazion
    • August 10, 2022

22. Black hole theory

    By Eno_Phmann, July 27, 2022
    • 3 replies
    • 785 views
    • 
    • Markus Hanke
    • July 28, 2022

23. Adding spacetime curvatures

    By geordief, July 25, 2022
    • 8 replies
    • 1k views
    • 
    • Markus Hanke
    • July 28, 2022

24. Work of fiction

    By Yamigaza, July 27, 2022
    • 0 replies
    • 579 views
    • 
    • Yamigaza
    • July 27, 2022

25. The spacetime curvature of a body such as the Solar System as experienced from the outside

    By geordief, July 22, 2022
    • 10 replies
    • 851 views
    • 
    • Markus Hanke
    • July 23, 2022