Modern and Theoretical Physics

2446 topics in this forum

1. Gravity related questions

   By NZL, August 21, 2009
   • 6 replies
   • 1.3k views
   • 
   • ajb
   • August 22, 2009

2. Super Sonic Shock waves

   By Tolmosoff, August 19, 2009
   • 4 replies
   • 1.7k views
   • 
   • insane_alien
   • August 20, 2009

3. phase velocity question.

   By gokul.er137, August 16, 2009
   • 3 replies
   • 2.1k views
   • 
   • Klaynos
   • August 16, 2009

4. Lie derivatives and N=1 SUSY

   By ajb, July 28, 2009
   • 4 replies
   • 1.6k views
   • 
   • ajb
   • August 10, 2009

5. The Branes that brought life

   By Tolmosoff, August 6, 2009
   • 4 replies
   • 1.4k views
   • 
   • ajb
   • August 6, 2009

6. I solved the secret of the universe!!

   By TaoMuon, August 4, 2009
   • 16 replies
   • 2k views
   • 
   • swansont
   • August 4, 2009

7. Question about Special Relativity

   By Fanghur, July 19, 2009
   • 22 replies
   • 2.7k views
   • 
   • Sisyphus
   • July 23, 2009

8. what is a quark & lepton?

   By swaha, July 21, 2009
   • 2 replies
   • 1.1k views
   • 
   • swansont
   • July 21, 2009

9. black hole mystery

   By swaha, July 18, 2009
   • 2 replies
   • 1k views
   • 
   • swaha
   • July 20, 2009

10. define measurement of length

    By swaha, July 18, 2009
    • 5 replies
    • 1.7k views
    • 
    • swaha
    • July 20, 2009

11. Continuum???

    By Stevie, April 18, 2009
    • 5 replies
    • 1.8k views
    • 
    • vacuodynamic
    • July 19, 2009

12. time travel

    By toolman, October 26, 2004
    • 17 replies
    • 2.8k views
    • 
    • swaha
    • July 18, 2009

13. Positive charge atomic form-factor

    By Bob_for_short, July 11, 2009
    • 1 reply
    • 3.5k views
    • 
    • Bob_for_short
    • July 16, 2009

14. Energy into matter becomes...? 1 2

    By Baby Astronaut, June 22, 2009
    • 33 replies
    • 4.4k views
    • 
    • iNow
    • July 4, 2009

15. Spatial dimensions (Could there be an axing of the axes?)

    By Amnon, June 29, 2009
    • 4 replies
    • 1.4k views
    • 
    • Amnon
    • July 4, 2009

16. Reopening the Superconducting Super Collider project

    By matt832, July 1, 2009
    • 3 replies
    • 1.1k views
    • 
    • Severian
    • July 2, 2009

17. What do you get out of that Feynman video? Are there others?

    By Martin, June 14, 2009
    • 2 replies
    • 1.2k views
    • 
    • iNow
    • June 27, 2009

18. Reformulation instead of Renormalizations.

    By Bob_for_short, April 22, 2009
    • 5 replies
    • 1.6k views
    • 
    • Bob_for_short
    • June 19, 2009

19. a way to visualise 10 dimensions 1 2 3

    By insane_alien, July 16, 2006
    • 51 replies
    • 8.7k views
    • 
    • KtownChemist
    • June 18, 2009

20. String Theory

    By cperkinson, June 17, 2009
    • 2 replies
    • 1.3k views
    • 
    • Phi for All
    • June 17, 2009

21. Time in a body

    By brianandugg, June 13, 2009
    • 2 replies
    • 945 views
    • 
    • brianandugg
    • June 14, 2009

22. Please can anybody falsify this statement?

    By sciencetoyboy, May 22, 2009
    • 12 replies
    • 2.2k views
    • 
    • sciencetoyboy
    • June 10, 2009

23. HELP! I need a time machine. 1 2

    By Stevie, March 9, 2009
    • 30 replies
    • 4.1k views
    • 
    • Reaper
    • June 6, 2009

24. Has string theory actually done anything?

    By Reaper, June 3, 2009
    • 6 replies
    • 2k views
    • 
    • ajb
    • June 4, 2009

25. Density of Space

    By gre, April 15, 2009
    • 10 replies
    • 2.1k views
    • 
    • Martin
    • June 3, 2009