Plasma Rockets
Clip: Season 5 Episode 1 | 6m 38s | Video has closed captioning.
A new rocket might be able to zip us to Mars and back in under three months.
Aired: 01/19/11
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Problems Playing Video? | Closed Captioning
Clip: Season 5 Episode 1 | 6m 38s | Video has closed captioning.
A new rocket might be able to zip us to Mars and back in under three months.
Aired: 01/19/11
Problems Playing Video? | Closed Captioning