Science & Mathematics

433 topics in this forum

1. "Galt's Motor"? Or "Weapon X"?- "Air Force Harnessing the Power of Directed Energy"

   By ThatGuy, September 16
   • 0 replies
   • 474 views
   • 
   • ThatGuy
   • September 16

2. Stephen Hawking: God didn't create universe 1 2

   By George H. Smith, September 3, 2010
   • 35 replies
   • 2.5k views
   • 
   • Michael Stuart Kelly
   • August 22

3. Time Travel Contradictions 1 2

   By Peter, January 22, 2010
   • 30 replies
   • 2.3k views
   • 
   • Peter
   • August 20

4. Does it open or close?

   By Jon Letendre, August 8
   • 3 replies
   • 995 views
   • 
   • merjet
   • August 12

5. Physics and philosophy 1 2

   By merjet, August 2, 2019
   • 38 replies
   • 3.6k views
   • 
   • Peter
   • February 24

6. 747 on conveyer

   By Jon Letendre, September 15, 2017
   • 10 replies
   • 787 views
   • 
   • Jon Letendre
   • February 8

7. Aristotle's wheel paradox 1 2 3 4 76

   By merjet, September 12, 2017
   • 1.9k replies
   • 37.4k views
   • 
   • Jon Letendre
   • January 31

8. what books(s) are you reading/ working on?

   By atlashead, December 11, 2019
   • 3 replies
   • 341 views
   • 
   • Jon Letendre
   • December 18, 2019

9. energy storage devices

   By jts, January 19, 2018
   • 9 replies
   • 950 views
   • 
   • atlashead
   • October 31, 2019

10. i'd like to split the work: qft t/f via shroedinger's eqs

    By atlashead, September 6, 2019
    • 1 reply
    • 625 views
    • 
    • atlashead
    • September 6, 2019

11. Where are you? 1 2 3 4 6

    By Jon Letendre, December 29, 2018
    • 139 replies
    • 3.3k views
    • 
    • Jon Letendre
    • September 5, 2019

12. Placeholder for GW/CC 'How I got here' thread, Part 2 1 2

    By Jonathan, August 23, 2019
    • 35 replies
    • 1.6k views
    • 
    • Jules Troy
    • August 31, 2019

13. Octonions and physics

    By merjet, July 9, 2019
    • 0 replies
    • 218 views
    • 
    • merjet
    • July 9, 2019

14. Technology Will Not Change Ever Again

    By Jonathan, June 26, 2019
    • 5 replies
    • 350 views
    • 
    • Peter
    • June 26, 2019

15. Many Billions of Rocky Planets in Habitable Zones 1 2

    By dennislmay, March 28, 2012
    • 27 replies
    • 1.5k views
    • 
    • Peter
    • June 18, 2019

16. Can Measles Vaccine Cause Injury & Death?

    By jts, June 14, 2019
    • 0 replies
    • 202 views
    • 
    • jts
    • June 14, 2019

17. Murray Gell-Mann, RIP

    By 9thdoctor, May 27, 2019
    • 1 reply
    • 388 views
    • 
    • Michael Stuart Kelly
    • May 27, 2019

18. Interesting factoid?

    By Jules Troy, September 25, 2018
    • 15 replies
    • 693 views
    • 
    • BaalChatzaf
    • May 8, 2019

19. Healthy Triplets All Autistic within Hours of Vaccination 1 2 3 4 5

    By jts, December 24, 2018
    • 110 replies
    • 3k views
    • 
    • Jon Letendre
    • April 7, 2019

20. Science, technology, and philosophy

    By Peter, February 10, 2019   

    • on the glory road.
    • 5 replies
    • 390 views
    • 
    • Peter
    • February 14, 2019

21. Mechanical Reasoning 101

    By Jonathan, January 3, 2019
    • 15 replies
    • 475 views
    • 
    • Jonathan
    • January 23, 2019

22. Tether a Spinning Ball

    By Mark, January 4, 2019
    • 23 replies
    • 462 views
    • 
    • Mark
    • January 21, 2019

23. APS and the Global Warming Scam 1 2 3 4 40

    By dennislmay, April 8, 2014
    • 987 replies
    • 31.2k views
    • 
    • Jonathan
    • December 7, 2018

24. The Eggheads’ Dilemma Conundrum Paradox

    By Jonathan, November 28, 2018
    • 17 replies
    • 453 views
    • 
    • Jules Troy
    • December 6, 2018

25. How about that!!

    By BaalChatzaf, November 25, 2018
    • 1 reply
    • 256 views
    • 
    • Peter
    • November 26, 2018