Modern and Theoretical Physics

2451 topics in this forum

1. paradoxes in nature (split from Can infinities exist in nature?)

   By Prof Reza Sanaye, February 12, 2021
   • 16 replies
   • 1.7k views
   • 
   • joigus
   • February 14, 2021

2. Can infinities exist in nature?

   By Orange6, December 8, 2020
   • 12 replies
   • 2.6k views
   • 
   • Markus Hanke
   • February 13, 2021

3. The possibility of generating Electricity from the thermal vibration of Electrons

   By Michael507, December 26, 2020
   • 10 replies
   • 1.9k views
   • 
   • studiot
   • December 29, 2020

4. Measuring radiation help

   By Scott Richards, August 29, 2020
   • 2 replies
   • 1.4k views
   • 
   • swansont
   • December 11, 2020

5. What do we mean when we say something is "Non-Linear"?

   By MSC, October 11, 2020
   • 4 replies
   • 1.6k views
   • 
   • HallsofIvy
   • December 11, 2020

6. Hypothetical "Spaceless" Universe 1 2

   By Anchovyforestbane, November 17, 2020
   • 27 replies
   • 128.8k views
   • 
   • Anchovyforestbane
   • November 20, 2020

7. What is a magnetic field exactly? 1 2 3

   By sr.vinay, April 19, 2010
   • 50 replies
   • 17.3k views
   • 
   • J.C.MacSwell
   • October 30, 2020

8. Wind

   By Dreamhax, September 23, 2020
   • 3 replies
   • 1.3k views
   • 
   • Alex Amir
   • October 23, 2020

9. How many morphologically identical people can there be?

   By Daniel Waxman, October 14, 2020
   • 8 replies
   • 1.4k views
   • 
   • zapatos
   • October 19, 2020

10. CO2 molecules - relative direction of radiation emission?

    By Daniel Waxman, October 14, 2020
    • 6 replies
    • 1.2k views
    • 
    • mathematic
    • October 15, 2020

11. Is gravitation exists?

    By Azerbaijan land of fire, September 24, 2020
    • 5 replies
    • 1.6k views
    • 
    • joigus
    • September 25, 2020

12. Dark matter does not exist ?! What do you think ?

    By senzakan, September 15, 2020
    • 6 replies
    • 1.6k views
    • 
    • swansont
    • September 16, 2020

13. Will Combining Multiple 4G Antennas Improve Signal etc.

    By DARK0717, September 13, 2020
    • 3 replies
    • 1.3k views
    • 
    • StringJunky
    • September 13, 2020

14. Fusion pollution (split from Where is deuterium and tritium found?)

    By Enthalpy, August 21, 2020
    • 17 replies
    • 2.5k views
    • 
    • MigL
    • September 7, 2020

15. Geometric Interpretation of Bargmann-Wigner Equation

    By Markus Hanke, September 5, 2020
    • 3 replies
    • 1k views
    • 
    • joigus
    • September 6, 2020

16. trouble in x ray lead shielding

    By robson, August 29, 2020
    • 2 replies
    • 1.2k views
    • 
    • swansont
    • August 29, 2020

17. Where is deuterium and tritium found?

    By Xian, November 29, 2014
    • 10 replies
    • 5.1k views
    • 
    • Duda Jarek
    • August 21, 2020

18. A unifying theory of the 3dimensional universe

    By Scott alan miles, July 31, 2020
    • 6 replies
    • 1.4k views
    • 
    • Phi for All
    • July 31, 2020

19. QCD axion Dark Matter

    By Kartazion, July 11, 2020
    • 12 replies
    • 1.5k views
    • 
    • Kartazion
    • July 24, 2020

20. Universal Concept of Time (Is the Big Bang wrong?) 1 2

    By lucien216, January 29, 2020
    • 30 replies
    • 169.5k views
    • 
    • joigus
    • July 15, 2020

21. How to understand observed electric quadrupole moment of deuteron?

    By Duda Jarek, June 19, 2020
    • 19 replies
    • 2.8k views
    • 
    • swansont
    • June 28, 2020

22. Neutrino field

    By kirtg, June 24, 2020
    • 4 replies
    • 1.1k views
    • 
    • kirtg
    • June 24, 2020

23. How can one represent a C∞ sheaf/supermanifold from supersymmetry, as relations of simpler gauge groups?

    By FlawedBeing, May 29, 2020
    • 10 replies
    • 2.1k views
    • 
    • FlawedBeing
    • May 31, 2020

24. Small to Large? [Split from What determined the inital state of the universe?] 1 2

    By AbstractDreamer, May 16, 2020
    • 41 replies
    • 46.7k views
    • 
    • joigus
    • May 29, 2020

25. Compactification [Split from Have we found enough puzzle pieces to get a big picture] 1 2

    By taeto, April 30, 2020
    • 34 replies
    • 3.9k views
    • 
    • joigus
    • May 17, 2020