Physics

3555 topics in this forum

1. If there was a tunnel from the north pole to the south pole

   By asd2791, March 8, 2017
   • 15 replies
   • 2.5k views
   • 
   • Bender
   • March 11, 2017

2. What is your opinion on Gematria?

   By EvanF, March 9, 2017
   • 6 replies
   • 5.1k views
   • 
   • swansont
   • March 9, 2017

3. Why isn't the statement ''there is no perfect vacuum in space'' logically/mathematically flawed?

   By Lord Antares, July 29, 2016
   • 17 replies
   • 3.4k views
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   • Lord Antares
   • March 8, 2017

4. Why belief is non-necessary (written by inventor of "non beliefism")

   By ProgrammingGodJordan, March 8, 2017
   • 2 replies
   • 1.3k views
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   • swansont
   • March 8, 2017

5. Help me to find it out

   By JamSmith, March 2, 2017
   • 7 replies
   • 1.3k views
   • 
   • swansont
   • March 6, 2017

6. Speed of light and action at a distance question

   By wallflash, March 4, 2017
   • 8 replies
   • 1.6k views
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   • wallflash
   • March 5, 2017

7. Is there any meaning to the arc-length of Euclidian Cartesian plots? 1 2

   By SFNQuestions, February 22, 2017
   • 48 replies
   • 5.4k views
   • 
   • swansont
   • March 3, 2017

8. Black holes and temperature.

   By Daecon, February 23, 2017
   • 1 reply
   • 1k views
   • 
   • MigL
   • February 24, 2017

9. Me John Titor is back

   By TimeTraveler 01, February 23, 2017
   • 1 reply
   • 1.5k views
   • 
   • John Cuthber
   • February 23, 2017

10. Revolutionary motor 1 2

    By nomanoba, February 21, 2017
    • 30 replies
    • 4.7k views
    • 
    • Phi for All
    • February 23, 2017

11. Meson

    By Schuller, February 22, 2017
    • 3 replies
    • 1k views
    • 
    • swansont
    • February 22, 2017

12. Statistical Mechanics - Entropy

    By JamSmith, February 16, 2017
    • 9 replies
    • 1.7k views
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    • JamSmith
    • February 21, 2017

13. Questions about Tesla 1 2

    By Lord Antares, February 18, 2017
    • 25 replies
    • 4.4k views
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    • Acme
    • February 21, 2017

14. Spooky Action

    By OnTheLoose, January 29, 2017
    • 8 replies
    • 1.7k views
    • 
    • OnTheLoose
    • February 21, 2017

15. diffusion equation derivation

    By Tor Fredrik, February 19, 2017
    • 0 replies
    • 1.1k views
    • 
    • Tor Fredrik
    • February 19, 2017

16. Thought Experiment

    By Lowemack, February 17, 2017
    • 10 replies
    • 1.8k views
    • 
    • Bender
    • February 17, 2017

17. Sum of intensity of light or radiance?

    By Dobob, November 7, 2016
    • 11 replies
    • 3.9k views
    • 
    • Bender
    • February 17, 2017

18. Can irrational numbers exist on real coordinates?

    By Cezrocky, February 16, 2017
    • 3 replies
    • 1.2k views
    • 
    • Strange
    • February 16, 2017

19. Is there any photovoltaic fluids ?

    By Externet, February 15, 2017
    • 3 replies
    • 1.2k views
    • 
    • Bender
    • February 15, 2017

20. Fast Efficient Orbital Transportation? 1 2

    By SciNoodle, January 19, 2017
    • 25 replies
    • 3.3k views
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    • Janus
    • February 13, 2017

21. Is there an equation that proves that Energy is always Conserved?

    By Maximillian, October 13, 2016
    • 9 replies
    • 2k views
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    • BenSCBSc
    • February 10, 2017

22. How Far Away are You Safe from Spaghettification?

    By Arthur d. S. Jr., February 7, 2017
    • 3 replies
    • 1.4k views
    • 
    • MigL
    • February 7, 2017

23. A question.

    By ufuk, February 4, 2017
    • 0 replies
    • 1k views
    • 
    • ufuk
    • February 4, 2017

24. Unanswered questions

    By paragaster, January 23, 2017
    • 7 replies
    • 51.8k views
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    • J.C.MacSwell
    • February 3, 2017

25. The Faithfulness of Planets

    By Randolpin, January 30, 2017
    • 11 replies
    • 1.7k views
    • 
    • Delta1212
    • February 1, 2017