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Physics

The world of forces, particles and high-powered experiments.

Subforums

  1. Classical Physics

    Vector forces, gravity, acceleration, and other facets of mechanics.

    33.6k
    posts

  2. Relativity

    For discussion of problems relating to special and general relativity.

    38.8k
    posts

  3. Quantum Theory

    Quantum physics and related topics.

    27.8k
    posts

  4. Modern and Theoretical Physics

    Atomic structure, nuclear physics, etc.

    30.2k
    posts

  5. Astronomy and Cosmology

    Topics related to observation of space and any related phenomena.

    49.6k
    posts

3562 topics in this forum

  1. Short circuit in battery cell...

    By Externet,
    • 2 replies
    • 106 views

  2. plastic ABS doubt shocks protection Hard disk

    By jonas778,
    • 9 replies
    • 904 views
    • MigL
    • MigL

  3. Melting ice i frozen housepipes

    By Frank Debelak,
    • 12 replies
    • 728 views

  4. Geo-dynamics core of planet(s) (and presumably stars as well)

    By tylers100,
    • 7 replies
    • 505 views

  5. Has the concept of randomness been proven?

    By raphaelh42,
    • 4 replies
    • 413 views

  6. Question about black holes

    By ALine,
    • 2 replies
    • 408 views

  7. are these quotes from einstein and Nikola tesla true and what did they mean by it?

    By knowledgeispower917,
    • 3 replies
    • 435 views

  8. Gravity

    By Captainzen,
    • 11 replies
    • 2.2k views
    • KJW
    • KJW

  9. Spinning a cored coil...

    By Externet,
    • 3 replies
    • 517 views

  10. Is foundational physics stuck? 1 2 3 4

    By Markus Hanke,
    • 93 replies
    • 5.1k views

  11. Could a relativistic time clock (R.T.C) yield a bit more accurate local time?

    By tylers100,
    • 3 replies
    • 560 views

  12. That plutonium paperweight on your desk...

    By Externet,
    • 1 reply
    • 396 views

  13. Question about Basics of Gravity 1 2 3 4 6

    By tylers100,
    • 129 replies
    • 17.5k views

  14. Can you help us and give some ideas about scientific/astronomy questions to our book?

    By caveraver,
    • 3 replies
    • 2.8k views

  15. question about the Universe and stuff

    By corporal_Canada,
    • 0 replies
    • 559 views

  16. Radiacode: pocket-sized radiation detectors. Is it worth it?

    By Eise,
    • 7 replies
    • 3.7k views

  17. Wrong terminology ?

    By Externet,
    • 10 replies
    • 1.2k views

  18. Why do we use kelvin to measure heat?

    By grayson,
    • 9 replies
    • 2k views

  19. are waves controllable?

    By ahmet,
    • 5 replies
    • 992 views

  20. Real Physics in Modern Comics

    By ImplicitDemands,
    • 11 replies
    • 1.1k views

  21. Family claim Amber Alert ruptured son's eardrums, file lawsuit against Apple

    By LaraKnowles,
    • 10 replies
    • 1.7k views

  22. Pumping water up with minimal power...

    By Externet,
    • 1 reply
    • 882 views

  23. High priority problem in Physics: real equation of force is F = ma and not F = dp/dt

    By martillo,
    • 1 reply
    • 1.1k views

  24. Radio Frequency / Microwave Radiation

    By chrisa,
    • 21 replies
    • 3.1k views

  25. Fluctuating magnetic fields cause heart attacks and strokes to double! 1 2

    By LaraKnowles,
    • 46 replies
    • 5.2k views
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