|A signed original manuscript by Tsiolkovsky at the Evergreen Space Museum
||[May. 31st, 2012|09:03 pm]
In 1903 this guy didn't just vaguely predict space travel: he spelled out exactly how it would be done, with multi-stage rockets and liquid oxygen/hydrogen fuel.
Related YouTube Video: http://www.youtube.com/watch?v=XFSI5T62sXc