Modern and Theoretical Physics

2451 topics in this forum

1. Question about photons

   By khaled, August 31, 2011
   • 3 replies
   • 1.5k views
   • 
   • Klaynos
   • August 31, 2011

2. Is a photon actually "pure" energy?

   By questionposter, August 15, 2011
   • 9 replies
   • 5.3k views
   • 
   • khaled
   • August 31, 2011

3. About M-theory ? 1 2

   By 1123581321, December 26, 2010
   • 30 replies
   • 6.4k views
   • 
   • Realitycheck
   • August 31, 2011

4. exist gravitation force at colliders ?

   By nalxhal, August 27, 2011
   • 1 reply
   • 1.2k views
   • 
   • ajb
   • August 27, 2011

5. string theory and time dialation

   By 36grit, August 24, 2011
   • 3 replies
   • 2.1k views
   • 
   • ajb
   • August 25, 2011

6. String Theory - Books, EBooks, Websites... ??

   By prashanthnb, October 26, 2009
   • 8 replies
   • 2k views
   • 
   • ajb
   • August 22, 2011

7. Faster than the Speed of light! 1 2

   By Encrypted, September 23, 2004
   • 45 replies
   • 7.7k views
   • 
   • dragonstar57
   • August 22, 2011

8. What's missing from a true Theory of Everything

   By Realitycheck, August 8, 2011
   • 16 replies
   • 3.3k views
   • 
   • Realitycheck
   • August 20, 2011

9. Toward a theory on fractal spacetime and a quantum clockwork universe

   By n4t3, August 1, 2011
   • 3 replies
   • 2k views
   • 
   • Amr Morsi
   • August 18, 2011

10. Energy distorting the fabric of space

    By questionposter, August 15, 2011
    • 1 reply
    • 1.6k views
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    • DrRocket
    • August 15, 2011

11. Electroweak 1 2

    By Amr Morsi, July 12, 2011
    • 26 replies
    • 4.1k views
    • 
    • Amr Morsi
    • August 5, 2011

12. Theoretical chemistry question Kii= Jii

    By ChemSiddiqui, August 4, 2011
    • 1 reply
    • 2.3k views
    • 
    • mississippichem
    • August 4, 2011

13. SHM

    By Zingerburger7, August 3, 2011
    • 2 replies
    • 1.9k views
    • 
    • Zingerburger7
    • August 3, 2011

14. Cascading expansion planes

    By 36grit, July 28, 2011
    • 0 replies
    • 956 views
    • 
    • 36grit
    • July 28, 2011

15. a few questions

    By nighthalk, July 27, 2011
    • 1 reply
    • 1.2k views
    • 
    • DrRocket
    • July 28, 2011

16. Matter and time

    By bombus, July 17, 2011
    • 7 replies
    • 2.3k views
    • 
    • ajb
    • July 27, 2011

17. hyperspace ?

    By 1123581321, July 19, 2011
    • 5 replies
    • 1.9k views
    • 
    • granpa
    • July 23, 2011

18. Neutrinos 'must' have mass ?

    By Widdekind, June 18, 2011
    • 9 replies
    • 2.7k views
    • 
    • Widdekind
    • July 22, 2011

19. Quantum Gravity ?

    By 1123581321, July 22, 2011
    • 1 reply
    • 1.1k views
    • 
    • ajb
    • July 22, 2011

20. Perfect vacuum, 0K or 4K?

    By alpha2cen, July 18, 2011
    • 3 replies
    • 1.5k views
    • 
    • mathematic
    • July 18, 2011

21. Temperatures at LHC collisons

    By nalxhal, June 28, 2011
    • 3 replies
    • 1.7k views
    • 
    • nalxhal
    • July 16, 2011

22. Optical Sound Track

    By xcthulhu, July 15, 2011
    • 0 replies
    • 1.2k views
    • 
    • xcthulhu
    • July 15, 2011

23. Can virtual particles come from nothing?

    By disappointedyoungman, June 9, 2011
    • 9 replies
    • 11k views
    • 
    • alpha2cen
    • July 14, 2011

24. focus on time

    By moth, July 14, 2011
    • 0 replies
    • 1.3k views
    • 
    • moth
    • July 14, 2011

25. Electric Circuits

    By Zingerburger7, July 7, 2011
    • 17 replies
    • 3k views
    • 
    • Hal.
    • July 10, 2011