Relativity

1985 topics in this forum

1. possible time travel 1 2 3

   By dieferbiefer, August 21, 2007
   • 59 replies
   • 8k views
   • 
   • Mwatersupci
   • January 17, 2008

2. covariant derivative of metric tensor 1 2

   By Off-diagonal, November 20, 2007
   • 28 replies
   • 16.7k views
   • 
   • Norman Albers
   • January 7, 2008

3. According to special relativity it would appear that a space twin’s time and ageing c

   By asprung, January 6, 2008
   • 2 replies
   • 1.2k views
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   • swansont
   • January 6, 2008

4. Transparent train

   By hmmrn, January 3, 2008
   • 10 replies
   • 2.2k views
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   • Lilian
   • January 4, 2008

5. Questions on Relativity

   By asprung, November 29, 2007
   • 21 replies
   • 3.5k views
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   • swansont
   • January 2, 2008

6. Is there evidence (or not) that c has changed over time? 1 2

   By CLJ, December 24, 2007
   • 47 replies
   • 6.2k views
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   • Cap'n Refsmmat
   • December 27, 2007

7. Speed Limit

   By Anvoice, December 25, 2007
   • 6 replies
   • 1.4k views
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   • Anvoice
   • December 26, 2007

8. A particle going the speed of light

   By Supersonic91, December 1, 2007
   • 5 replies
   • 1.6k views
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   • Dr. Physics
   • December 10, 2007

9. How Small

   By foodchain, December 4, 2007
   • 3 replies
   • 1.3k views
   • 
   • timo
   • December 6, 2007

10. If einstein had lived 100 years earlier could he still have proposed his theories?

    By Tony Wolff, December 4, 2007
    • 4 replies
    • 1.2k views
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    • J.C.MacSwell
    • December 6, 2007

11. Myths and Other Misconceptions 1 2

    By BSG CORP, November 13, 2007
    • 37 replies
    • 5.2k views
    • 
    • JaKiri
    • December 1, 2007

12. Basic relativity

    By paulo1913, October 27, 2007
    • 19 replies
    • 2.9k views
    • 
    • Janus
    • November 29, 2007

13. infinite gravity

    By dstebbins, October 27, 2007
    • 5 replies
    • 1.8k views
    • 
    • Martin
    • November 3, 2007

14. Relative Endings?

    By ydoaPs, October 27, 2007
    • 10 replies
    • 1.5k views
    • 
    • swansont
    • October 28, 2007

15. Is this correct?

    By dstebbins, October 19, 2007
    • 0 replies
    • 1k views
    • 
    • dstebbins
    • October 19, 2007

16. Mathematical formulation of the postulates of relativity

    By uncool, October 18, 2007
    • 5 replies
    • 1.4k views
    • 
    • uncool
    • October 19, 2007

17. Big problem in gravity

    By mourici, October 4, 2007
    • 13 replies
    • 2.2k views
    • 
    • lakmilis
    • October 17, 2007

18. Speed of light in a gravitational field

    By gc, October 16, 2007
    • 1 reply
    • 1.5k views
    • 
    • Spyman
    • October 17, 2007

19. Gravity problem

    By ManOfSteel, October 13, 2007
    • 10 replies
    • 2.5k views
    • 
    • ManOfSteel
    • October 15, 2007

20. Random equation curiosity

    By sfpublic, October 14, 2007
    • 2 replies
    • 1.2k views
    • 
    • Mr Skeptic
    • October 15, 2007

21. Scwarzchild radius

    By Fred56, October 13, 2007
    • 21 replies
    • 3.1k views
    • 
    • Fred56
    • October 15, 2007

22. black hole gedanken 1 2

    By Norman Albers, September 3, 2007
    • 38 replies
    • 5k views
    • 
    • Fred56
    • October 14, 2007

23. To all budding Einsteins

    By Fred56, October 13, 2007
    • 1 reply
    • 1k views
    • 
    • Norman Albers
    • October 13, 2007

24. equation for GR

    By dstebbins, October 13, 2007
    • 1 reply
    • 953 views
    • 
    • Reaper
    • October 13, 2007

25. Mysteries of Physics

    By Farsight, September 28, 2007
    • 19 replies
    • 2.9k views
    • 
    • iNow
    • October 5, 2007