The Capillary Cup is a zero-gravity cup designed by NASA astronaut Donald Pettit on the International Space Station. The product is an open drinking cup designed to be used in a microgravity environment, developed from Pettit’s desire to drink water without a bag and straw in outer space.

  • owenfromcanada@lemmy.world
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    9 months ago

    I’m guessing you swirl it around and it comes out somewhat controlled either at the top or bottom. Not sure though.