Relativity

1983 topics in this forum

1. Relativistic momentum

   By granpa, June 30, 2016
   • 15 replies
   • 1.9k views
   • 
   • granpa
   • July 3, 2016

2. proper acceleration

   By granpa, July 1, 2016
   • 8 replies
   • 2.3k views
   • 
   • granpa
   • July 3, 2016

3. Why photon energy is finite?

   By DimaMazin, June 26, 2016
   • 21 replies
   • 2.7k views
   • 
   • Sensei
   • June 30, 2016

4. Relation of time and speed of light 1 2 3 4 7

   By Raider5678, May 15, 2016
   • 152 replies
   • 12.4k views
   • 
   • swansont
   • June 28, 2016

5. the model versus the "reality". 1 2 3 4

   By geordief, June 23, 2016
   • 84 replies
   • 6.2k views
   • 
   • studiot
   • June 26, 2016

6. Interesting thought experiment.

   By xxsolarxx, June 19, 2016
   • 18 replies
   • 2k views
   • 
   • ajb
   • June 20, 2016

7. The difference between the terms "space" and "spacetime"

   By geordief, June 12, 2016
   • 11 replies
   • 1.8k views
   • 
   • Strange
   • June 12, 2016

8. Can any object approach another at greater than light speed? 1 2 3

   By Alan McDougall, May 25, 2016
   • 54 replies
   • 6k views
   • 
   • imatfaal
   • June 9, 2016

9. Is space time linked for gravity?

   By TakenItSeriously, June 5, 2016
   • 4 replies
   • 1.3k views
   • 
   • TakenItSeriously
   • June 5, 2016

10. Time Dilation in Special vs. General Relativity 1 2

    By philipp, May 26, 2016
    • 48 replies
    • 5.5k views
    • 
    • swansont
    • June 2, 2016

11. A harmless thought "experiment" .

    By geordief, May 20, 2016
    • 0 replies
    • 1.2k views
    • 
    • geordief
    • May 20, 2016

12. the diamond "paradox"

    By Thales et al, May 13, 2016
    • 16 replies
    • 2.5k views
    • 
    • michel123456
    • May 18, 2016

13. Minkowski space time graphs

    By geordief, April 28, 2016
    • 5 replies
    • 1.5k views
    • 
    • geordief
    • May 17, 2016

14. A question about relative time and space.

    By JohnSSM, May 10, 2016
    • 21 replies
    • 2.5k views
    • 
    • Markus Hanke
    • May 15, 2016

15. Taking empirical Spacetime measurements.

    By geordief, April 25, 2016
    • 10 replies
    • 1.8k views
    • 
    • geordief
    • April 25, 2016

16. Poincaré disk model

    By geordief, April 20, 2016
    • 3 replies
    • 2.5k views
    • 
    • Strange
    • April 20, 2016

17. Equations in The Theory of Relativity! Help!

    By bluescience, April 17, 2016
    • 10 replies
    • 1.5k views
    • 
    • ajb
    • April 20, 2016

18. Creation of gravity waves

    By DimaMazin, March 29, 2016
    • 5 replies
    • 1.3k views
    • 
    • DimaMazin
    • April 19, 2016

19. Time dilation in a sphere

    By Pugdaddy, March 15, 2016
    • 19 replies
    • 2.9k views
    • 
    • bluescience
    • April 18, 2016

20. Questions

    By jajrussel, April 11, 2016
    • 3 replies
    • 1.1k views
    • 
    • Mordred
    • April 14, 2016

21. Visualizing (or Describing) a 4D "Cell" in Spacetime

    By geordief, April 9, 2016
    • 2 replies
    • 943 views
    • 
    • geordief
    • April 9, 2016

22. Shooting a gun at light speed?

    By OneOnOne1162, April 7, 2016
    • 12 replies
    • 2.1k views
    • 
    • Eise
    • April 9, 2016

23. Very brief electromagnetic history. / By Israel Socratus /

    By socratus, April 8, 2016
    • 3 replies
    • 1.8k views
    • 
    • swansont
    • April 8, 2016

24. Our concept of time past in the universe from a relative perspective.

    By BeebeYourself, April 7, 2016
    • 1 reply
    • 843 views
    • 
    • Strange
    • April 7, 2016

25. Calculations in newtonian physics vs Relativity

    By bluescience, April 5, 2016
    • 1 reply
    • 1k views
    • 
    • Mordred
    • April 5, 2016