The ‘broken umbrella’ leading us into space
Warp drives, wormholes and faster than light spacecraft remain speculative concepts. NASA engineer Bruce Wiegmann, however, is investigating the possibility of flying to the stars using a propulsion system that resembles a giant broken umbrella or wiry jellyfish.

July 19, 2016 at 06:58PM
via Digg http://ift.tt/29JfEsV