Relativity

1985 topics in this forum

1. The expanding universe and perception

   By Sedit, December 15, 2008
   • 22 replies
   • 2.8k views
   • 
   • swansont
   • December 18, 2008

2. Spec. Relativity: time differences.

   By Ekpyrotic, December 17, 2008
   • 0 replies
   • 889 views
   • 
   • Ekpyrotic
   • December 17, 2008

3. time travel

   By shbeita, September 12, 2008
   • 19 replies
   • 3.7k views
   • 
   • Sedit
   • December 15, 2008

4. Speed of pressure?

   By Daecon, November 20, 2008
   • 16 replies
   • 2.5k views
   • 
   • Sedit
   • December 15, 2008

5. Online Lectures

   By ydoaPs, November 18, 2008
   • 3 replies
   • 1.5k views
   • 
   • tomc
   • December 9, 2008

6. Light Years

   By midgetwars, November 25, 2008
   • 20 replies
   • 2.6k views
   • 
   • J.C.MacSwell
   • November 30, 2008

7. black hole gravity acceleration

   By obhassell, November 18, 2008
   • 3 replies
   • 1.5k views
   • 
   • Mr Skeptic
   • November 21, 2008

8. Hg

   By Riogho, November 15, 2008
   • 4 replies
   • 1.4k views
   • 
   • Riogho
   • November 17, 2008

9. is relativity logically necessary? 1 2

   By aa, October 30, 2008
   • 36 replies
   • 4.6k views
   • 
   • TrueHeart
   • November 15, 2008

10. Deflection of light due to gravity

    By lancelot, July 30, 2008
    • 16 replies
    • 2.9k views
    • 
    • lancelot
    • November 11, 2008

11. the effect of gravity

    By maxlongo, August 28, 2008
    • 13 replies
    • 2.7k views
    • 
    • lancelot
    • November 11, 2008

12. Question about Light Speed in Relativity

    By Liepar, November 3, 2008
    • 5 replies
    • 1.3k views
    • 
    • swansont
    • November 3, 2008

13. Mass of a Rotating Cylinder

    By Pete, October 4, 2008
    • 5 replies
    • 1.3k views
    • 
    • Pete
    • October 29, 2008

14. Does Light Experience Time? 1 2

    By Dennisg, August 27, 2008
    • 38 replies
    • 5.6k views
    • 
    • Norman Albers
    • October 25, 2008

15. Time dilation

    By blazarwolf, September 20, 2008
    • 8 replies
    • 2.4k views
    • 
    • blazarwolf
    • October 7, 2008

16. This is what I understand about spacetime. Please tell me if I understand it wrong.

    By FayeKane, September 8, 2008
    • 23 replies
    • 4.4k views
    • 
    • phyti
    • October 3, 2008

17. Rotation in four dimensions

    By Mr Skeptic, July 21, 2008
    • 14 replies
    • 2.7k views
    • 
    • pioneer
    • October 2, 2008

18. light speed & matter 1 2

    By biggs, May 29, 2005
    • 30 replies
    • 5.1k views
    • 
    • swansont
    • September 29, 2008

19. Okay, here's something uncontroversial, in case you didn;t know

    By FayeKane, September 9, 2008
    • 6 replies
    • 2.6k views
    • 
    • swansont
    • September 9, 2008

20. Time Dilation

    By Clunkers, September 5, 2008
    • 3 replies
    • 1.1k views
    • 
    • swansont
    • September 6, 2008

21. New Student.

    By LostLabyrinths, August 23, 2008
    • 2 replies
    • 1.3k views
    • 
    • Pete
    • August 23, 2008

22. Photon sphere around black hole

    By lancelot, August 1, 2008
    • 2 replies
    • 1.4k views
    • 
    • lancelot
    • August 19, 2008

23. Questions on moving charge(s)

    By Jacques, August 11, 2008
    • 22 replies
    • 4.5k views
    • 
    • booker
    • August 19, 2008

24. Why infinite?

    By That Guy, August 11, 2008
    • 5 replies
    • 1.4k views
    • 
    • booker
    • August 17, 2008

25. Is This a Subtle but Completely Legitimate Redefinition, Bewildering Magic or Paradox

    By Shubee, July 30, 2008
    • 18 replies
    • 2.2k views
    • 
    • booker
    • August 17, 2008