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Physics / Math / Engineering


Physics and Mathematics

  1. Alternative theories

Formulae, ideas, theories, speed of light, black holes...

  • 3255 topics
  • 50409 replies
History Of Physics: A Bomb... - last post by exchemist

Astronomy and Space

Space, Human spaceflight, space probes and the exploration of our Solar System. No personal theories or speculation please.

  • 1354 topics
  • 24483 replies
Near Earth Objects - last post by Dubbelosix

Engineering and Applied Science

The art of applying science to specific problems. Materials, construction, technical issues and related topics.

  • 298 topics
  • 2717 replies
Wet Computers - last post by fahrquad