4 ms·

Vacuum still has the best lifting power of them all..

• guelo 9y ago
  We just need a material as light as a balloon but rigid enough to hold its shape and maintain a huge vacuum at 1 atmosphere outside pressure.
  • scarmig 9y ago
    Perhaps graphene aerogel, with a nonpermeable graphene casing? I'm not sure of what its behavior would be with all its air sucked out, though.
    • honestoHeminway 9y ago
      like a hair full of nothing..