Is There Life on Mars?
Season 35 Episode 18 | 52m 6s
After four decades of fly-by probes, orbiters, landers, and rovers, the quest for life on Mars is as tantalizing as ever. NOVA goes behind the scenes of the latest NASA missions to the Red Planet to reveal new clues and challenges on the road to answering this ultimate question. NOVA shows scientists and engineers in action, directing the operations of spacecraft millions of miles away.
Expired: 12/15/15Video has closed captioning.