Physics and Mathematics

2,396 topics in this forum

1. LaTeX update: Read this before posting! 1 2 3 4 7

   By alexander, July 5, 2007
   • 105 replies
   • 67.4k views
   • 
   • Tormod
   • September 11, 2010

2. LaTeX Fomulas: Math v2.0 1 2 3

   By alexander, May 12, 2006
   • 43 replies
   • 112.9k views
   • 
   • Dubbelosix
   • July 30, 2020

3. Ralfativity

   By ralfcis, January 12
   • 8 replies
   • 223 views
   • 
   • ralfcis
   • Just now

4. Time Substance Concentration.

   By TiffanyMariokart, January 4
   • 7 replies
   • 289 views
   • 
   • VictorMedvil
   • January 11

5. What does this mean?

   By Trithinium, December 31, 2020
   • 1 reply
   • 231 views
   • 
   • CountryBoy
   • January 4

6. Is this a hard question?

   By Trithinium, December 31, 2020
   • 2 replies
   • 264 views
   • 
   • OceanBreeze
   • January 2

7. String Theory solved

   By physicxstrings, December 11, 2020
   • 0 replies
   • 98 views
   • 
   • physicxstrings
   • December 11, 2020

8. Scientists create memory device the size of a single molecule

   By TheAngrySage, November 30, 2020
   • 1 reply
   • 180 views
   • 
   • TheAngrySage
   • November 30, 2020

9. Turning Effects of Force

   By kpeace5, November 30, 2020
   • 0 replies
   • 115 views
   • 
   • kpeace5
   • November 30, 2020

10. Neutron Star Astrochemistry

    By Anchovyforestbane, November 17, 2020   

    • astrochemistry
    • astrophysics
    • 0 replies
    • 94 views
    • 
    • Anchovyforestbane
    • November 17, 2020

11. Geometry of Pasta

    By Anchovyforestbane, November 17, 2020   

    • 3d geometry
    • surface area
    • (and 1 more)

      Tagged with:

      • 3d geometry
      • surface area
      • volumetry
    • 0 replies
    • 78 views
    • 
    • Anchovyforestbane
    • November 17, 2020

12. Spin of a Particle?

    By Anchovyforestbane, November 11, 2020   

    • nuclear physics
    • angular momentum
    • 0 replies
    • 121 views
    • 
    • Anchovyforestbane
    • November 11, 2020

13. How certain is our scientific knowledge? Honestly? 1 2 3 4

    By Omnifarious, November 10, 2020   

    • facts
    • knowledge
    • (and 2 more)

      Tagged with:

      • facts
      • knowledge
      • science
      • documenteries
    • 52 replies
    • 2.3k views
    • 
    • sluggo
    • January 11

14. General Relativity: Energy Density and Gravity's Force

    By VictorMedvil, November 5, 2020
    • 0 replies
    • 251 views
    • 
    • VictorMedvil
    • November 5, 2020

15. Smooth Earth 1 2

    By Anchovyforestbane, October 23, 2020   

    • conceptual physics
    • 3d geometry
    • (and 1 more)

      Tagged with:

      • conceptual physics
      • 3d geometry
      • geodesic mathematics
    • 17 replies
    • 540 views
    • 
    • Anchovyforestbane
    • November 2, 2020

16. Experimental research of flapping flight, unexplored aerodynamics phenomenon and the question of the effectiveness of a flying saucer

    By MasterOgon, October 18, 2020
    • 6 replies
    • 557 views
    • 
    • MasterOgon
    • December 31, 2020

17. Christoffel Notation

    By Anchovyforestbane, October 14, 2020
    • 3 replies
    • 220 views
    • 
    • VictorMedvil
    • October 17, 2020

18. 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
    • 149 views
    • 
    • Mutex
    • October 7, 2020

19. Heat Transfer in Tyres

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

20. electricity Electricity flows in an open circuit, too 1 2

    By MitkoGorgiev, September 27, 2020   

    • electromagnetism
    • electric current
    • 17 replies
    • 424 views
    • 
    • MitkoGorgiev
    • September 30, 2020

21. Fun math thing: how big will the rolled madrass be?

    By sanctus, September 25, 2020
    • 9 replies
    • 337 views
    • 
    • CountryBoy
    • January 4

22. Seemingly Unnamed Toroid(?) Structure

    By Anchovyforestbane, September 11, 2020   

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

23. Seemingly Unnamed Apeirohedron

    By Anchovyforestbane, September 11, 2020   

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

24. Multiple Timelines And The Strong Nuclear Force

    By VictorMedvil, September 10, 2020
    • 0 replies
    • 180 views
    • 
    • VictorMedvil
    • September 10, 2020

25. 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
    • 451 views
    • 
    • Mutex
    • September 16, 2020