Physics

3421 topics in this forum

1. Question light and UV and cardboard box 1 2

   By gamer87, Tuesday at 04:52 PM
   • 43 replies
   • 546 views
   • 
   • Toby Jug
   • 23 hours ago

2. Question sound hammer damage objects in room 1 2

   By gamer87, February 25
   • 32 replies
   • 361 views
   • 
   • iNow
   • Monday at 12:37 AM

3. Celsius vs Fahrenheit

   By Photon Guy, Sunday at 01:18 AM
   • 14 replies
   • 184 views
   • 
   • Danijel Gorupec
   • Sunday at 08:28 PM

4. New Theory

   By enoemoSJ, December 10, 2020
   • 13 replies
   • 484 views
   • 
   • MigL
   • Sunday at 05:03 PM

5. Static electric shock appears blue, but why?

   By iNow, February 22
   • 3 replies
   • 153 views
   • 
   • iNow
   • February 22

6. About Energy

   By Uvindu, February 21
   • 3 replies
   • 143 views
   • 
   • swansont
   • February 21
7. Big bang big crunch.

   Topic was moved to forum Speculations

8. Nothing can come from nothing so something always existed! 1 2 3

   By martillo, January 10
   • 53 replies
   • 63.1k views
   • 
   • martillo
   • January 14

9. Physics of the Capitol Hill riot

   By ScienceNostalgia101, January 10
   • 1 reply
   • 254 views
   • 
   • iNow
   • January 10

10. Magnetron as a source of laser spectroscopy

    By fredreload, January 4
    • 21 replies
    • 454 views
    • 
    • fredreload
    • January 6

11. High wings, low wings...

    By Externet, December 30, 2020
    • 2 replies
    • 320 views
    • 
    • MigL
    • January 1

12. Springs or air cushions, to prevent injury?

    By ScienceNostalgia101, December 24, 2020
    • 4 replies
    • 366 views
    • 
    • ScienceNostalgia101
    • December 30, 2020

13. Power line shadow.

    By Old-ocker, December 27, 2020
    • 2 replies
    • 268 views
    • 
    • swansont
    • December 27, 2020

14. Is Math and Physics "Interchangeable?"

    By CuriosOne, December 25, 2020
    • 1 reply
    • 218 views
    • 
    • swansont
    • December 25, 2020

15. Humid-air balloons; a demonstration of buoyancy AND convection?

    By ScienceNostalgia101, December 12, 2020
    • 3 replies
    • 319 views
    • 
    • ScienceNostalgia101
    • December 24, 2020

16. Landing on a black hole!!

    By Curious layman, June 14, 2019
    • 22 replies
    • 1.4k views
    • 
    • J.C.MacSwell
    • December 17, 2020

17. Physics of video games

    By ScienceNostalgia101, January 31, 2020
    • 2 replies
    • 663 views
    • 
    • ScienceNostalgia101
    • December 17, 2020

18. Safe distance from windows/electrical outlets during storms?

    By ScienceNostalgia101, December 12, 2020
    • 3 replies
    • 253 views
    • 
    • swansont
    • December 12, 2020

19. why will neutrons decaying in a close space not lead to fusion?

    By ALine, December 4, 2020
    • 9 replies
    • 484 views
    • 
    • ALine
    • December 8, 2020

20. Wormholes & Flying saucers

    By BongBOng, December 7, 2020
    • 9 replies
    • 342 views
    • 
    • Phi for All
    • December 8, 2020

21. When you reach light speed...

    By doctorstrange, December 7, 2020
    • 4 replies
    • 279 views
    • 
    • swansont
    • December 7, 2020

22. Can anyone explain this...

    By somewhereonearth, December 6, 2020
    • 6 replies
    • 364 views
    • 
    • zapatos
    • December 6, 2020

23. What is time? (Again) 1 2 3 4 19

    By The victorious truther, July 11, 2020
    • 463 replies
    • 368.4k views
    • 
    • Halc
    • November 30, 2020

24. Astronomer finds potential origin of the famous WOW! signal

    By USer2343, November 26, 2020
    • 1 reply
    • 299 views
    • 
    • POVphysics
    • November 26, 2020

25. Copenhagen Interpretation? 1 2

    By Anchovyforestbane, November 17, 2020
    • 29 replies
    • 34.2k views
    • 
    • studiot
    • November 23, 2020