NASA astronaut Mark Vande Hei is returning to Earth this week after setting a new record for the longest continuous spaceflight by an American. On March 15, Vande Hei broke the existing 340-day reco… [+2332 chars]
By Tom Yun Click here for updates on this story TORONTO (CTV Network) — As NASA prepares to send humans to Mars sometime in the 2030s, figuring out how to keep astronauts healthy during the thr… [+2931 chars]
