Physics

3563 topics in this forum

1. What is the origin of Gravity?

   By Astrophysicist Shubham, March 20, 2018
   • 2 replies
   • 1k views
   • 
   • smokequitterv2
   • April 1, 2018

2. Four dimensions (split from The meter-second)

   By nix29, December 15, 2017
   • 5 replies
   • 2.2k views
   • 
   • Marc S Reiter
   • April 1, 2018

3. Resurrecting the dead via QUANTUM ARCHAEOLOGY?!

   By theokayman1, March 13, 2018
   • 3 replies
   • 2.6k views
   • 
   • tmx3
   • March 30, 2018

4. Which way is up? 1 2

   By interested, March 11, 2018
   • 34 replies
   • 4.9k views
   • 
   • tmx3
   • March 30, 2018

5. The physics of melting snow and ice

   By Hypsibius, March 29, 2018
   • 2 replies
   • 2.2k views
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   • ReductiMat
   • March 30, 2018

6. Physics of Drifting

   By muller123, March 26, 2018
   • 6 replies
   • 2k views
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   • Bender
   • March 27, 2018

7. A new theory, anti-gravity as a new force

   By Goku, March 25, 2018
   • 4 replies
   • 1.1k views
   • 
   • swansont
   • March 25, 2018

8. Nuclear physics

   By fredreload, March 21, 2018
   • 12 replies
   • 1.7k views
   • 
   • swansont
   • March 22, 2018

9. Moving at the speed of light 1 2

   By fredreload, March 15, 2018
   • 27 replies
   • 3.9k views
   • 
   • swansont
   • March 16, 2018

10. graviton / space / dark matter / dark energy ?

    By interested, February 22, 2018
    • 18 replies
    • 2.3k views
    • 
    • interested
    • March 12, 2018

11. Black Panther Suit

    By fredreload, March 10, 2018
    • 5 replies
    • 1.3k views
    • 
    • fredreload
    • March 12, 2018

12. Magnet-Based artificial gravity

    By fiveworlds, March 11, 2018
    • 7 replies
    • 2k views
    • 
    • Strange
    • March 11, 2018

13. What is a vacuum?

    By geordief, January 18, 2018
    • 18 replies
    • 2.9k views
    • 
    • Strange
    • March 9, 2018

14. Computer screen LED vs LCD

    By fredreload, February 26, 2018
    • 3 replies
    • 936 views
    • 
    • koti
    • February 26, 2018

15. Graviton mass paper (split from graviton / space / dark matter / dark energy ?)

    By Silvestru, February 22, 2018
    • 0 replies
    • 1.1k views
    • 
    • Silvestru
    • February 22, 2018

16. microwave scanning for diagnostic

    By fredreload, February 22, 2018
    • 1 reply
    • 943 views
    • 
    • Prometheus
    • February 22, 2018

17. electric field vs magnetic field

    By fredreload, February 21, 2018
    • 5 replies
    • 1.4k views
    • 
    • fredreload
    • February 22, 2018

18. Elliptical spot to circular using a semiconductor laser

    By tron_ccp, February 21, 2018
    • 1 reply
    • 891 views
    • 
    • swansont
    • February 21, 2018

19. the Ewald–Oseen extinction theorem

    By Itoero, November 20, 2017
    • 9 replies
    • 3.6k views
    • 
    • Itoero
    • February 18, 2018

20. Why do people say Quantum Mechanics is strange or weird?

    By nec209, February 12, 2018
    • 10 replies
    • 1.4k views
    • 
    • Itoero
    • February 15, 2018

21. spherical magnet

    By east, March 10, 2009
    • 24 replies
    • 8.1k views
    • 
    • Jerry M
    • February 14, 2018

22. Energy of a Light Wave Question

    By thomas reid, February 2, 2018
    • 6 replies
    • 1.3k views
    • 
    • J.C.MacSwell
    • February 7, 2018

23. Sensing coils geometry...

    By Externet, January 22, 2018
    • 0 replies
    • 669 views
    • 
    • Externet
    • January 22, 2018

24. Why E = pc and not E = 1/2 pc

    By somecallmegenius, November 8, 2012
    • 18 replies
    • 29.9k views
    • 
    • Peter Manchester
    • January 22, 2018

25. if you were flying on a diagonal and you fell would you fall diagonally?

    By toolazytosearchforit69, January 19, 2018
    • 6 replies
    • 1.6k views
    • 
    • mathematic
    • January 21, 2018