Physics, Space Science and Theories

1,717 topics in this forum

1. Geometry of space-time

   By DarkStar7, August 12, 2012
   • 14 replies
   • 1.2k views
   • 
   • symesie04
   • October 25, 2012

2. my theory of... well, STUFF!

   By nickdud, October 22, 2012
   • 20 replies
   • 1.4k views
   • 
   • Planetesimal
   • October 25, 2012

3. What's wrong with this Hypothesis? 1 2

   By Ganymede12, October 19, 2012
   • 35 replies
   • 1.8k views
   • 
   • JulianO
   • October 24, 2012

4. Matter and mass and infinity

   By kirkster501, October 19, 2012
   • 9 replies
   • 955 views
   • 
   • Ags
   • October 20, 2012

5. Shuttle Endeavour's Last Trip

   By Mr Q, October 14, 2012
   • 0 replies
   • 339 views
   • 
   • Mr Q
   • October 14, 2012

6. Top ten tips which might destroy the earth

   By Ronnie67, August 1, 2012
   • 14 replies
   • 1k views
   • 
   • ollypenrice
   • October 14, 2012

7. Olber's Paradox and other great physics videos

   By Syntarsus, October 6, 2012
   • 1 reply
   • 618 views
   • 
   • Syntarsus
   • October 6, 2012

8. CMBr not so far away?

   By DarkStar7, September 23, 2012
   • 8 replies
   • 687 views
   • 
   • JulianO
   • October 4, 2012

9. Just a bit confused... 1 2

   By RoloFanatic, August 28, 2012
   • 30 replies
   • 2.4k views
   • 
   • Treeden
   • October 1, 2012

10. Light and Gravity

    By Tuko246, September 26, 2012
    • 7 replies
    • 757 views
    • 
    • SionR25
    • September 26, 2012

11. Milky Way is Surrounded by Halo of Hot Gas

    By Alastair Rae, September 25, 2012
    • 6 replies
    • 650 views
    • 
    • JulianO
    • September 26, 2012

12. A question for you physics experts on the oort cloud and comets

    By mdstuart, September 23, 2012
    • 6 replies
    • 814 views
    • 
    • mdstuart
    • September 25, 2012

13. What imager does Hubble Space Telescope use?

    By Dipper, September 20, 2012
    • 14 replies
    • 598 views
    • 
    • Auntystatic
    • September 21, 2012

14. Is Orion Flat

    By johnb, September 4, 2012
    • 4 replies
    • 993 views
    • 
    • acey
    • September 20, 2012

15. Need Information

    By ChuckO, September 13, 2012
    • 4 replies
    • 540 views
    • 
    • TheThing
    • September 14, 2012

16. What is the Mass / Energy of a Cubic Lightyear of empty space? 1 2

    By Earl, August 29, 2012
    • 27 replies
    • 2.4k views
    • 
    • grey
    • September 13, 2012

17. Could the Big Bang...

    By Tuko246, August 28, 2012
    • 6 replies
    • 909 views
    • 
    • grey
    • September 9, 2012

18. Cosmology question...

    By ollypenrice, August 28, 2012
    • 20 replies
    • 2.2k views
    • 
    • grey
    • September 9, 2012

19. Travelling at the speed of light

    By Ronnie67, September 6, 2012
    • 22 replies
    • 2k views
    • 
    • mightyboo
    • September 6, 2012

20. Couple of questions about black holes

    By Tuko246, August 25, 2012
    • 8 replies
    • 821 views
    • 
    • Ronnie67
    • August 29, 2012

21. Moon question. 1 2

    By SmokeyJoe, July 11, 2012
    • 26 replies
    • 2.5k views
    • 
    • NLO
    • August 26, 2012

22. Higgs Boson by Leonard Susskind

    By tom33pr, August 21, 2012   

    • boson
    • susskind
    • (and 1 more)

      Tagged with:

      • boson
      • susskind
      • quantum
    • 3 replies
    • 796 views
    • 
    • cgarry
    • August 21, 2012

23. Stars 1 2 3

    By Ganymede12, July 18, 2012
    • 50 replies
    • 3.5k views
    • 
    • Ronnie67
    • August 21, 2012

24. Dead stars

    By Ronnie67, August 19, 2012
    • 7 replies
    • 659 views
    • 
    • JulianO
    • August 20, 2012

25. Some conceptual theories about gravity and the big bang.

    By TheDarkImmortal, July 31, 2012
    • 3 replies
    • 750 views
    • 
    • ollypenrice
    • August 12, 2012