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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.

    33.2k
    posts

  2. Relativity

    For discussion of problems relating to special and general relativity.

    38.4k
    posts

  3. Quantum Theory

    Quantum physics and related topics.

    27.8k
    posts

  4. Modern and Theoretical Physics

    Atomic structure, nuclear physics, etc.

    29.9k
    posts

  5. Astronomy and Cosmology

    Topics related to observation of space and any related phenomena.

    48.8k
    posts

3543 topics in this forum

  1. It's a Drag 1 2

    By Gareth56,
    • 31 replies
    • 3.4k views

  2. Dripping Faucet Problem

    By angieelahh,
    • 12 replies
    • 10.9k views

  3. water feature problem

    By metal fabric,
    • 1 reply
    • 1.1k views

  4. question about color theory

    By gib65,
    • 4 replies
    • 1.3k views

  5. Ocean Currents

    By Ronbo57,
    • 1 reply
    • 756 views

  6. Einstein Summation Convention / Lorentz "boost"

    By mathtrek,
    • 1 reply
    • 1.1k views

  7. expansion of matter

    By drsckng3,
    • 4 replies
    • 1.1k views

  8. heat gain grade 4

    By drsckng3,
    • 1 reply
    • 909 views

  9. Fixing the Environment

    By foodchain,
    • 0 replies
    • 916 views

  10. The Physics of Smoke Rings

    By aj47,
    • 2 replies
    • 2.1k views

  11. Time, the fourth dimention?

    By HappyCoder,
    • 2 replies
    • 1.1k views

  12. Top 10 physics developments of the year

    By Martin,
    • 0 replies
    • 886 views

  13. Ocean currents

    By h4tt3n,
    • 4 replies
    • 2.1k views

  14. Relativity Question

    By foodchain,
    • 1 reply
    • 955 views

  15. Everything is empty, how do I see it?

    By mudslidexc,
    • 5 replies
    • 1.6k views

  16. The Strength of Wind

    By GrandMasterK,
    • 5 replies
    • 1.5k views

  17. Focusing Light - creating a hot zone

    By P_Rog,
    • 11 replies
    • 2.1k views

  18. Nucleations Extent?

    By foodchain,
    • 0 replies
    • 764 views

  19. saving the world 1 2

    By superman82,
    • 29 replies
    • 3.3k views

  20. static electricity

    By wainscot,
    • 8 replies
    • 1.6k views

  21. The Float Serve(volleyball) help in explaining the odd trajectory...

    By scalpitch,
    • 9 replies
    • 12.1k views

  22. Please Help!

    By the_sunshine,
    • 12 replies
    • 1.7k views

  23. Laser Electricity

    By foodchain,
    • 4 replies
    • 1.2k views

  24. measuring power usage

    By brianmay27,
    • 3 replies
    • 1.4k views

  25. The magnetocaloric effect...

    By Externet,
    • 7 replies
    • 1.6k views
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