Ultimate Mars Challenge
Season 39 Episode 15 | 53m 10s
In its search for life beyond Earth, NASA employs a "sky crane" maneuver to land the Curiosity rover on Mars.
Expired: 12/15/15Video has closed captioning.
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Funding for NOVA is provided by David H. Koch, the Corporation for Public Broadcasting and PBS viewers. Additional funding is provided by the Millicent and Eugene Bell Foundation.