Going into space accelerates the aging process

As if astronauts didn't already have enough health-related concerns to be worried about, a new study shows that microgravity environments speed up biological aging and the onset of cardiovascular disease by affecting blood vessel cells. » 11/01/13 1:20pm 11/01/13 1:20pm

Simulated mission to Mars made astronauts sleepy, lethargic, and less…

Back in November 2011, a multinational crew of six ended their 17-month long simulation to Mars and back. Confined to a trailer for 520 days, the pretend-astronauts had every detail of their lifestyle tracked, including their sleep-wake cycles, physical movements, intellectual activities, and light exposure. Now,… » 1/08/13 7:20am 1/08/13 7:20am

What’s on the menu for Mars-bound astronauts?

While we have a pretty good idea what the first humans will eat on Mars, we're a little less certain about what their meals will look like on the way there. Alas, because there are no drive-throughs between Earth and the red planet, food scientists are having to come up with innovative, healthy, and tasty food… » 7/17/12 5:00pm 7/17/12 5:00pm