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  • cinderelacinder 3 hours

    [flagged]

  • metalman 2 hours

    just in case you missed it, all matter carrys a charge, and all space(and matter) has energy radiating through it, making the universe an energy gradient.

    sometimes you can see it happening.

  • fguerraz 1 hours

    So, nothing new?

    The cosmic ray hypothesis has been dominant for a few years now.

    This magazine…

  • freehorse 1 hours

    Tl;dr lightings may be caused by electrons/positrons from outer space hitting a cloud and initiating an "avalanche" of electrons.

    pfdietz 42 minutes

    Cosmic rays are mostly protons, not electrons or positrons. You're mixing up to separate theories in the article.

  • nomilk 3 hours

    That 7 second video of a small rocket shot into a cloud to induce a lightning strike (about half way down the article) is incredible.

    https://www.youtube.com/watch?v=5BJIiX9_c_M

    Any ideas why the lightning strike appears mostly green (and momentarily purple and orange)?

    deepandmeaning 3 hours

    I'm imagining it's something related to the copper wire.

    teh_infallible 2 hours

    I always wanted to replicate this with a helium balloon and a long, wet string coated with copper filings.

    batch12 44 minutes

    You'd probably need a very large balloon to overcome the weight of the string

    CamelCaseCondo 45 minutes

    Maybe just salt water and skip the filings?