Physics and Mathematics

2,523 topics in this forum

1. Are there positrons in a cosmic wave that are not produced as secondaries?

   By alexander, May 15, 2004
   • 5 replies
   • 2.1k views
   • 
   • alexander
   • May 18, 2004

2. Vision at lightspeed?

   By sundog, May 7, 2004
   • 4 replies
   • 2.7k views
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   • Freethinker
   • May 13, 2004

3. Element 115 (ununpentium) your thoughts??

   By Mindsmog, March 23, 2004
   • 8 replies
   • 4.3k views
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   • Evanescence
   • May 7, 2004

4. A Few Articles On The Conversion of Energy Into Matter

   By Liberator, April 23, 2004
   • 2 replies
   • 2.8k views
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   • WebFeet
   • April 29, 2004

5. 0.9~ = 1 ?

   By geko, April 6, 2004
   • 10 replies
   • 3.3k views
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   • Gill_105
   • April 28, 2004

6. Polar coordinates

   By Ares, April 27, 2004
   • 2 replies
   • 2.3k views
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   • Gill_105
   • April 28, 2004

7. Hutchinson effect

   By rileyj, April 2, 2004
   • 5 replies
   • 7.6k views
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   • rileyj
   • April 25, 2004

8. Anyone any good at impulse response and convolution?

   By liz, April 22, 2004
   • 1 reply
   • 2.3k views
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   • Tormod
   • April 22, 2004

9. 0 to infinity...???

   By Tim_Lou, April 14, 2004
   • 6 replies
   • 8.9k views
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   • Tim_Lou
   • April 19, 2004

10. Mass not a limiting factor

    By Guest bpage, July 25, 2003
    • 12 replies
    • 4.3k views
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    • wepe
    • April 13, 2004

11. Unbreakable code

    By rileyj, April 10, 2004
    • 0 replies
    • 2.6k views
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    • rileyj
    • April 10, 2004

12. Who can solve these?

    By Tim_Lou, April 7, 2004
    • 6 replies
    • 4.9k views
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    • Tim_Lou
    • April 10, 2004

13. Golden Rectangles and golden ratios.

    By man from okinawa, April 8, 2004
    • 2 replies
    • 3.8k views
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    • Tormod
    • April 8, 2004

14. Physics behind car safety features

    By alsariea, April 7, 2004
    • 0 replies
    • 14.1k views
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    • alsariea
    • April 7, 2004

15. Matter and energy??

    By Tim_Lou, February 25, 2004
    • 9 replies
    • 3.7k views
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    • nick33
    • April 6, 2004

16. Ghosts in the 4th dimension

    By Aki, February 26, 2004
    • 13 replies
    • 11k views
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    • geko
    • April 6, 2004

17. Speed of light

    By Aki, February 21, 2004
    • 15 replies
    • 4.2k views
    • 
    • WebFeet
    • April 4, 2004

18. Chemistry Homework Help?

    By §olid§nake, April 1, 2004
    • 4 replies
    • 3.1k views
    • 
    • Tim_Lou
    • April 2, 2004

19. Solving roots- Without rooting?

    By AGThePoet, March 26, 2004
    • 11 replies
    • 3.7k views
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    • AGThePoet
    • April 2, 2004

20. New pentaquarks contain charm quark!!!

    By Tim_Lou, March 26, 2004
    • 0 replies
    • 2k views
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    • Tim_Lou
    • March 26, 2004

21. Curiosity: perpetuum mobile?

    By sanctus, March 22, 2004
    • 0 replies
    • 1.8k views
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    • sanctus
    • March 22, 2004

22. Theories on Light/ FTL travel.

    By Skater Skunk, March 12, 2004
    • 1 reply
    • 2.7k views
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    • sanctus
    • March 20, 2004

23. Left-right symmetry

    By Aki, March 14, 2004
    • 1 reply
    • 2k views
    • 
    • Aki
    • March 15, 2004

24. Length Contraction -- Help Needed

    By StarleeHibits, March 13, 2004
    • 1 reply
    • 3k views
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    • deamonstar
    • March 15, 2004

25. Parabolic magnification...

    By GAHD, March 9, 2004
    • 0 replies
    • 3.3k views
    • 
    • GAHD
    • March 9, 2004