• SheeEttin@lemmy.zip
    link
    fedilink
    English
    arrow-up
    22
    ·
    15 days ago

    I think you’d first have to have a biological explanation for how they can fly before you determine how much energy it takes.

    • MalReynolds@slrpnk.net
      link
      fedilink
      English
      arrow-up
      2
      ·
      14 days ago

      Or the physics explanation, straight up 100% efficient gravity control would be less than walking up a similar sized mountain (conservation of [potential] energy). Something using zero point energy to force could be net positive, it depends…