Hank discusses the challenges involved in manned space travel to Mars, and sends us a message from his 17-year-old self.
Like SciShow on Facebook: http://www.facebook.com/scishow
Follow SciShow on Twitter: http://www.twitter.com/scishow
References for this episode can be found in the Google document here: http://dft.ba/-2vTp
This video contains the following sounds from Freesound.org:
“Space Fighter Pass.wav” by Matt_G
“grenade.wav” by ljudman
“slot 6.mp3” by milton.
“Space Shuttle Launch.mp3” by CGEffex
