Physics and Mathematics

2,509 topics in this forum

1. Stability of the Hydrogen Atom 1 2

   By Mike C, November 2, 2007
   • 31 replies
   • 5k views
   • 
   • OceanBreeze
   • October 9, 2020

2. Congratulations Roger Penrose, Reinhard Genzel and Andrea Ghez for the Nobel Prize in Physics 2020

   By Mutex, October 7, 2020   

   • https://www.reuters.com/article/nobel-prize-physics-int-iduskbn26r1ng
   • 0 replies
   • 581 views
   • 
   • Mutex
   • October 7, 2020

3. Heat Transfer in Tyres

   By Raamesh, October 2, 2020
   • 1 reply
   • 559 views
   • 
   • OceanBreeze
   • October 5, 2020

4. Does Quantum Mechanics Mean There Is A Finite Number Of Colours?

   By Omnifarious, September 10, 2020   

   • photons
   • atoms
   • (and 5 more)

     Tagged with:

     • photons
     • atoms
     • light
     • wavelengths
     • colours
     • photoelectric
     • photoelectrons
   • 13 replies
   • 1.5k views
   • 
   • Mutex
   • September 16, 2020

5. Seemingly Unnamed Toroid(?) Structure

   By Anchovyforestbane, September 11, 2020   

   • 3D geometry
   • 9 replies
   • 1.3k views
   • 
   • Dubbelosix
   • September 15, 2020

6. Seemingly Unnamed Apeirohedron

   By Anchovyforestbane, September 11, 2020   

   • 3D geometry
   • 10 replies
   • 958 views
   • 
   • Turtle
   • September 13, 2020

7. Multiple Timelines And The Strong Nuclear Force

   By Vmedvil2, September 10, 2020
   • 0 replies
   • 514 views
   • 
   • Vmedvil2
   • September 10, 2020

8. Nonchalance Force Vs Kinetic Momentum

   By Dubbelosix, September 9, 2020
   • 1 reply
   • 510 views
   • 
   • Dubbelosix
   • September 9, 2020

9. Maths And Self-Defence: Does My Formula Make Mathematical Sense?

   By Wannabelifeguard, August 30, 2020
   • 6 replies
   • 910 views
   • 
   • ScienceAndUniverse
   • September 9, 2020

10. Photons Repulsions

    By Simon4159870717, September 7, 2020   

    • diffraction
    • 0 replies
    • 824 views
    • 
    • Simon4159870717
    • September 7, 2020

11. Nikola Tesla Vs. The Second Law Of Thermodynamics 1 2 3 4 6

    By TomBooth, August 9, 2020
    • 91 replies
    • 7.8k views
    • 
    • Dubbelosix
    • August 31, 2020

12. An Unexpected Discovery

    By Dubbelosix, August 24, 2020
    • 7 replies
    • 1.3k views
    • 
    • Dubbelosix
    • August 28, 2020

13. The Einstain-Energy Drop

    By Dubbelosix, August 20, 2020
    • 4 replies
    • 837 views
    • 
    • Dubbelosix
    • August 21, 2020

14. Michelson Morley And Gravitational Lensing Question 1 2 3

    By engcat, July 2, 2020
    • 47 replies
    • 3.5k views
    • 
    • marcospolo
    • August 21, 2020

15. I(1 To 24)?

    By Frogger, August 21, 2020
    • 0 replies
    • 2k views
    • 
    • Frogger
    • August 21, 2020

16. Three Air Tight Reasons Why No Object Can Ever Reach An Event Horizon 1 2 3 4 12

    By A-wal, March 26, 2019   

    • General Relativity
    • Black Holes
    • 192 replies
    • 13.5k views
    • 
    • Dubbelosix
    • August 18, 2020

17. Essay: Explaining Cosmology

    By arkain101, December 22, 2008
    • 8 replies
    • 6.1k views
    • 
    • arkain101
    • August 14, 2020

18. Particles And The Wave

    By Dubbelosix, July 20, 2020
    • 4 replies
    • 856 views
    • 
    • Dubbelosix
    • August 12, 2020

19. True Unification Of Spin And Gravielectromagnetism

    By Dubbelosix, July 22, 2020
    • 13 replies
    • 1.4k views
    • 
    • Dubbelosix
    • August 9, 2020

20. A Small Number Hypothesis

    By Dubbelosix, July 7, 2020
    • 15 replies
    • 1.4k views
    • 
    • Dubbelosix
    • August 2, 2020

21. Multipication

    By cookietran, July 29, 2020
    • 5 replies
    • 1k views
    • 
    • Dubbelosix
    • July 29, 2020

22. How The Eyeball Was Formed

    By Mpossum, July 26, 2020   

    • Eyeball complexity
    • 0 replies
    • 597 views
    • 
    • Mpossum
    • July 26, 2020

23. My Arxiv Preprint On A Crewed Interstellar Spacecraft

    By alfa015, July 25, 2020
    • 2 replies
    • 582 views
    • 
    • ralfcis
    • July 25, 2020

24. Mach's Principle - Is Acceleration Relative?

    By A-wal, July 24, 2020
    • 2 replies
    • 591 views
    • 
    • A-wal
    • July 24, 2020

25. Is There Any Light Experiment Like This?

    By Simon4159870717, July 17, 2020
    • 3 replies
    • 809 views
    • 
    • Dubbelosix
    • July 23, 2020