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A YEAR IN SPACE

The Twin Study

  • Aired: 11/15/2017
  • 02:54
  • Rating: NR
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.
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The Twin Study
The Twin Study
Scott and Mark Kelly undergo studies to understand the effect of spaceflight on the body.
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