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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.

    38.9k
    posts

  3. Quantum Theory

    Quantum physics and related topics.

    27.9k
    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

3563 topics in this forum

  1. the essence of universe

    By theguy,
    • 3 replies
    • 990 views

  2. Quantum Superposition

    By Demiurge_King,
    • 4 replies
    • 1.1k views

  3. Potential energy of parallel plates?

    By ScienceNostalgia101,
    • 1 reply
    • 798 views

  4. Has anybody say that you cant compress electromagnetic waves?

    By Phantom5,
    • 8 replies
    • 1.2k views

  5. Universal Law Of Gravitation

    By ScienceNostalgia101,
    • 1 reply
    • 837 views

  6. How strong is the radiation pressure when you fly with lightspeed?

    By Phantom5,
    • 1 reply
    • 751 views

  7. theory of everything

    By fibonacii1.601836,
    • 1 reply
    • 1k views

  8. cathode ray in a vacuum

    By KlausZahn,
    • 12 replies
    • 1.5k views

  9. increase density of a solid

    By Josiah,
    • 8 replies
    • 1.4k views

  10. distraction of gamma rays

    By KlausZahn,
    • 3 replies
    • 925 views

  11. Distances of radiaition

    By KlausZahn,
    • 8 replies
    • 1.3k views

  12. microwave food, perfect cooking and downside 1 2

    By fredreload,
    • 38 replies
    • 3.7k views

  13. Induced emf in airplane wings

    By ScienceNostalgia101,
    • 1 reply
    • 3k views

  14. Gravity

    By S.Owais ismail,
    • 15 replies
    • 1.6k views

  15. Dual glass pane windows...

    By Externet,
    • 4 replies
    • 1.3k views

  16. Liquid fuel vs gas fuel for cooking

    By fredreload,
    • 2 replies
    • 1k views

  17. Hawking radiation

    By S.Owais ismail,
    • 2 replies
    • 937 views

  18. Powder suspended in oil?

    By tim.tdj,
    • 1 reply
    • 1.5k views

  19. Chinese Fusion

    By druS,
    • 6 replies
    • 1.3k views

  20. Tug-of-War

    By guitarfrk451,
    • 7 replies
    • 15.2k views

  21. Underfloor heating with silicone flooring

    By Erina,
    • 8 replies
    • 1.5k views
    • DrP
    • DrP

  22. Remote delivery drone

    By fredreload,
    • 0 replies
    • 791 views

  23. Doppler shift and photons

    By Danijel Gorupec,
    • 6 replies
    • 1.4k views

  24. Gas fire explosions

    By Ponti,
    • 3 replies
    • 809 views

  25. LIGO Theory

    By NumberlineA,
    • 16 replies
    • 1.7k views
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