The quest for a reactionless spacecraft thruster. http://boingboing.net/2014/11/24/the-quest-for-a-reactionless-s.html …pic.twitter.com/weD586QYFm
10:45 AM - 24 Nov 2014
0 replies
5 retweets
11 likes
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.