What happens to an astronaut's body during a year in space http://boingboing.net/2015/09/16/what-happens-to-an-astronaut.html …pic.twitter.com/eRJD8mt2f7
10:39 AM - 16 Sep 2015
0 replies
10 retweets
10 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.