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Physics / Math / Engineering


Physics and Mathematics

  1. Alternative theories

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

  • 3342 topics
  • 50492 replies
Gr Deals With What Is Real. - last post by pittsburghjoe

Astronomy and Space

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

  • 1360 topics
  • 24529 replies
There Is Actual Proof That... - last post by VictorMedvil

Engineering and Applied Science

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

  • 301 topics
  • 2732 replies
It's About Trash - last post by Kardashev6