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Hello2

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Topics posted by Hello2

  1. So there is no need for bigbang-theory?

    Hello2 · in Astronomy and Cosmology
    • 8 replies
    • 2219 views
    beecee

  2. Can musclepower be used to improve energy-generation?

    Hello2 · in Engineering
    • 13 replies
    • 2324 views
    swansont

  3. Lightspeed?

    Hello2 · in Relativity
    • 3 replies
    • 1600 views
    Janus

  4. The mass of planet Earth divided by it's radius=it's gravity?

    Hello2 · in Astronomy and Cosmology
    • 2 replies
    • 1106 views
    Halc

  5. The Sun has an atmosphere that prevents particles from the universe to reach Earth?

    Hello2 · in Astronomy and Cosmology
    • 15 replies
    • 2253 views
    joigus

  6. Water originates from very cold area’s in the universe, as in nebulae..?

    Hello2 · in Chemistry
    • 5 replies
    • 2235 views
    studiot

  7. Stars that can become trillions of years?

    Hello2 · in Astronomy and Cosmology
    • 5 replies
    • 1470 views
    Airbrush

  8. Galileo and inertia?

    Hello2 · in Relativity
    • 8 replies
    • 2139 views
    StringJunky

  9. Pictures from solar eclips, showing bending of starlight?

    Hello2 · in Astronomy and Cosmology
    • 3 replies
    • 989 views
    Strange

  10. Falling objects and Einstein’s equivalence-principle?

    Hello2 · in Relativity
    • 10 replies
    • 2122 views
    Markus Hanke

  11. How important is Sun’s rotation on the orbits of the planets?

    Hello2 · in Astronomy and Cosmology
    • 7 replies
    • 4239 views
    J.C.MacSwell

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