Modern and Theoretical Physics

2451 topics in this forum

1. Never ending circle?

   By PatMc2012, May 14, 2012
   • 4 replies
   • 1.4k views
   • 
   • PatMc2012
   • May 14, 2012

2. making gold from iron

   By sidhique, May 12, 2012
   • 7 replies
   • 4.4k views
   • 
   • hypervalent_iodine
   • May 13, 2012

3. What makes an electron orbit? 1 2 3 4 9

   By QuestionMark, March 28, 2012
   • 211 replies
   • 26.4k views
   • 
   • hypervalent_iodine
   • May 10, 2012

4. About Topological Defects ?

   By 1123581321, May 3, 2012
   • 2 replies
   • 1.3k views
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   • 1123581321
   • May 4, 2012

5. Nuclear Fusion

   By Mir, April 26, 2012
   • 2 replies
   • 1.4k views
   • 
   • Klaynos
   • May 2, 2012

6. Entropy

   By RichIsnang, April 26, 2012
   • 11 replies
   • 2.9k views
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   • RichIsnang
   • May 2, 2012

7. Can degenerate matter be made on Earth?

   By questionposter, April 20, 2012
   • 18 replies
   • 2.8k views
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   • John Cuthber
   • April 29, 2012

8. Beta decay and the sun

   By call me greg, April 25, 2012
   • 3 replies
   • 2.9k views
   • 
   • swansont
   • April 26, 2012

9. Propagation vs existence? 1 2

   By questionposter, April 2, 2012
   • 26 replies
   • 3.5k views
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   • questionposter
   • April 19, 2012

10. Effect of a neutron current

    By claforet, April 19, 2012
    • 0 replies
    • 834 views
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    • claforet
    • April 19, 2012

11. time travel

    By truedeity, March 31, 2012
    • 16 replies
    • 3.1k views
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    • emilievak
    • April 8, 2012

12. Why is time considered the 4th dimension? 1 2

    By RichardG, March 7, 2012
    • 29 replies
    • 10.5k views
    • 
    • IM Egdall
    • April 2, 2012

13. nuclear fusion

    By Pix, April 2, 2012
    • 1 reply
    • 1.2k views
    • 
    • swansont
    • April 2, 2012

14. Space and time

    By RichIsnang, March 29, 2012
    • 4 replies
    • 1.3k views
    • 
    • IM Egdall
    • March 31, 2012

15. Spaghettifission 1 2

    By ydoaPs, March 11, 2012
    • 32 replies
    • 5.9k views
    • 
    • Spyman
    • March 31, 2012

16. MgO to O + Mg?

    By njaohnt, March 29, 2012
    • 0 replies
    • 997 views
    • 
    • njaohnt
    • March 29, 2012

17. Positrons

    By RichIsnang, March 27, 2012
    • 2 replies
    • 1.5k views
    • 
    • RichIsnang
    • March 27, 2012

18. Our planet

    By RichIsnang, March 26, 2012
    • 5 replies
    • 1.6k views
    • 
    • PerpetuallyConfused
    • March 27, 2012

19. escape velocity

    By RichIsnang, March 24, 2012
    • 11 replies
    • 1.6k views
    • 
    • mathematic
    • March 26, 2012

20. Any limits to cosmic rays and transmutation?

    By USAnumber1, March 21, 2012
    • 3 replies
    • 1.2k views
    • 
    • mathematic
    • March 22, 2012

21. Can we settle cold fusion yet?

    By questionposter, March 22, 2012
    • 0 replies
    • 788 views
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    • questionposter
    • March 22, 2012

22. question on classical physics this time

    By questionposter, March 17, 2012
    • 11 replies
    • 2.4k views
    • 
    • swansont
    • March 20, 2012

23. The universe at near 0 Kelvin

    By dimreepr, March 10, 2012
    • 4 replies
    • 1.9k views
    • 
    • dimreepr
    • March 11, 2012

24. light and escape velocity

    By rthmjohn, February 11, 2012
    • 8 replies
    • 2.5k views
    • 
    • derek w
    • March 9, 2012

25. different theories of parallel universes

    By jack715, March 8, 2012
    • 0 replies
    • 629 views
    • 
    • jack715
    • March 8, 2012