Physics & Math

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  1. O. W. Grant

    what is area of one radian angle of a circle

    O. W. Grant, Jun 24, 2022
    Replies:
    2
    Views:
    979
    James R
    Jun 27, 2022
  2. Cyperium

    Is There A Universal Now?

    Cyperium, Jun 14, 2022 ... 22 23 24
    Replies:
    470
    Views:
    22,245
    Contemplation
    Feb 1, 2023
  3. Dicart

    How does Gravity propagate ?

    Dicart, Jun 9, 2022
    Replies:
    10
    Views:
    810
    Dicart
    Jun 10, 2022
  4. Dicart

    Something strange with Gravity ?

    Dicart, Jun 9, 2022
    Replies:
    8
    Views:
    803
    billvon
    Jun 10, 2022
  5. Magical Realist

    How fast is the universe expanding?

    Magical Realist, May 13, 2022 ... 2
    Replies:
    20
    Views:
    1,649
    Dicart
    Jun 9, 2022
  6. Motor Daddy

    The Squared Circle

    Motor Daddy, May 7, 2022 ... 9 10 11
    Replies:
    216
    Views:
    8,659
    James R
    Jun 13, 2022
  7. tomtushey

    The MM experiment is wrong!

    tomtushey, May 3, 2022 ... 10 11 12
    Replies:
    228
    Views:
    12,370
    exchemist
    Jul 17, 2022
  8. Motor Daddy

    Faster or Slower?

    Motor Daddy, Apr 25, 2022 ... 7 8 9
    Replies:
    177
    Views:
    6,439
    Sarkus
    May 9, 2022
  9. Jonathan Ainsley Bain

    Aircraft carriers - ramps - makes less than zero sense to me

    Jonathan Ainsley Bain, Apr 11, 2022 ... 3 4 5
    Replies:
    86
    Views:
    8,021
    Beaconator
    Aug 23, 2022
  10. Saint

    How a plane can dive vertically?

    Saint, Mar 23, 2022
    Replies:
    7
    Views:
    738
    billvon
    Mar 24, 2022
  11. Magical Realist

    What is the scientific definition of a force?

    Magical Realist, Mar 22, 2022 ... 2 3
    Replies:
    41
    Views:
    2,825
    Dicart
    Jun 9, 2022
  12. Saint
    Locked

    How does a photon carry energy in itself?

    Saint, Feb 8, 2022 ... 4 5 6
    Replies:
    104
    Views:
    4,694
    James R
    Apr 4, 2022
  13. Magical Realist

    Transparent matter

    Magical Realist, Feb 6, 2022
    Replies:
    11
    Views:
    875
    DaveC426913
    Apr 12, 2022
  14. Ethernos D Grace

    Double slit experiment revision

    Ethernos D Grace, Jan 31, 2022 ... 2 3
    Replies:
    59
    Views:
    4,040
    Dicart
    Jun 13, 2022
  15. arfa brane

    Time and information

    arfa brane, Jan 14, 2022 ... 5 6 7
    Replies:
    127
    Views:
    8,705
    BdS
    Jun 20, 2022
  16. RainbowSingularity

    mass pressure density & the size of planets (question)

    RainbowSingularity, Jan 8, 2022
    Replies:
    4
    Views:
    913
    exchemist
    Jan 8, 2022
  17. sculptor

    17 Minutes: Fusion reactor hotter than the sun

    sculptor, Jan 3, 2022
    Replies:
    9
    Views:
    1,034
    Sarkus
    Feb 9, 2022
  18. Jarek Duda

    Diffusion model of p-n junction (diode) - conductance prevented by Anderson localization

    Jarek Duda, Dec 27, 2021
    Replies:
    0
    Views:
    704
    Jarek Duda
    Dec 27, 2021
  19. Saint

    Does time exist?

    Saint, Dec 10, 2021 ... 6 7 8
    Replies:
    149
    Views:
    8,597
    Dicart
    Jun 9, 2022
  20. Write4U

    Patterns in Nature

    Write4U, Dec 8, 2021 ... 2 3
    Replies:
    42
    Views:
    3,039
    Write4U
    Dec 28, 2021
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