A Year in Space
The Twin Study
Clip: Episode 2 | 2m 54s
While Scott Kelly spent a year on the International Space Station, his twin brother Mark spent a year on earth. By analyzing the differences between the two men, NASA researchers hope to gain insight into the effects of spaceflight on the human body.
Aired: 11/15/17 |
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More Extras From This Episode
Preview: Ep2 | 30s
Clip: Ep2 | 2m 46s
Clip: Ep2 | 2m
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