Physics

3531 topics in this forum

1. Photon is massless why? 1 2

   By Muhammad Owais Isaac, November 8
   • 46 replies
   • 1.9k views
   • 
   • swansont
   • November 25

2. What is 210J

   By johnsri, November 25
   • 2 replies
   • 94 views
   • 
   • Bufofrog
   • November 25

3. Matter waves (split from Photon is massless why?) 1 2 3 4 5

   By martillo, November 11
   • 119 replies
   • 2.3k views
   • 
   • martillo
   • November 19

4. Forgotten energy in interactions of particles with opposite charge. 1 2

   By martillo, October 11
   • 31 replies
   • 896 views
   • 
   • martillo
   • November 14

5. Mass of a photon particle...

   By Externet, July 8
   • 12 replies
   • 573 views
   • 
   • KJW
   • November 12

6. Mushy questions about gravitational waves

   By Danijel Gorupec, February 16
   • 12 replies
   • 1.2k views
   • 
   • swansont
   • October 12

7. Is this possible? Any thermodynamics dynamos out there want to weigh in?

   By K8H, September 5
   • 6 replies
   • 431 views
   • 
   • J.C.MacSwell
   • October 3

8. JOBS

   By Gian, September 10
   • 8 replies
   • 471 views
   • 
   • Gian
   • September 11

9. Any beneficial uses for tritium ?

   By Externet, September 5
   • 16 replies
   • 555 views
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   • John Cuthber
   • September 6

10. what are we made of?

    By derek w, November 5, 2013
    • 6 replies
    • 1.7k views
    • 
    • ollybach
    • September 3

11. The change between kinetic and potential energy

    By grayson, September 2
    • 13 replies
    • 353 views
    • 
    • studiot
    • September 2

12. Locality in MTW

    By Genady, September 2
    • 0 replies
    • 161 views
    • 
    • Genady
    • September 2

13. Masers instead lasers for nuclear fusion (I asked Bard)

    By Psycho666, August 31
    • 9 replies
    • 389 views
    • 
    • swansont
    • September 1

14. Technology based on extending the range of the Strong Force?

    By Fanghur, August 24
    • 4 replies
    • 267 views
    • 
    • Duda Jarek
    • September 1

15. Is CPT symmetry still valid for macroscopic physics? 1 2 3

    By Duda Jarek, May 9
    • 60 replies
    • 2.8k views
    • 
    • Duda Jarek
    • August 30

16. Hypothesis on travelling with magnets

    By Goldside543, May 19
    • 7 replies
    • 511 views
    • 
    • Steve81
    • August 11

17. What is physics?

    By richards1, August 9
    • 1 reply
    • 218 views
    • 
    • Phi for All
    • August 9

18. Tired light (split from Entropy, Energy and the speed of light)

    By DeaneTR, July 13
    • 1 reply
    • 257 views
    • 
    • swansont
    • July 13

19. What does 'emergent' mean in a physics context (split from Information Paradox) 1 2 3 4 7

    By StringJunky, December 10, 2021
    • 163 replies
    • 11.5k views
    • 
    • studiot
    • June 23

20. Waves (split from Language development in other Homos)

    By Saber, June 17
    • 21 replies
    • 645 views
    • 
    • Mordred
    • June 20

21. Nikola tesla said if he imagine an object in his mind, he can see and touth it in real world.

    By PeterBushMan, February 16
    • 3 replies
    • 734 views
    • 
    • Alysdexic
    • June 19

22. Time

    By Osei Assibey, May 31
    • 4 replies
    • 544 views
    • 
    • Alysdexic
    • June 19

23. Carnot engine

    By skulldude, February 27, 2008
    • 9 replies
    • 1.4k views
    • 
    • Jez
    • May 31

24. Question about Basics of Gravity 1 2 3 4

    By tylers100, October 17, 2021
    • 81 replies
    • 5.7k views
    • 
    • crowman
    • May 28

25. something about action and reaction

    By kenny1999, May 19
    • 16 replies
    • 761 views
    • 
    • Genady
    • May 26