Space Dangers
Clip: Season 5 Episode 1 | 13m 19s | Video has closed captioning.
Can we protect Mars-bound astronauts from deadly meteoroids, radiation, and other hazards?
Aired: 01/19/11
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Problems Playing Video? | Closed Captioning
Clip: Season 5 Episode 1 | 13m 19s | Video has closed captioning.
Can we protect Mars-bound astronauts from deadly meteoroids, radiation, and other hazards?
Aired: 01/19/11
Problems Playing Video? | Closed Captioning