NASA compared twin astronauts to see if space ages the human body - Engadget

1. NASA compared twin astronauts to see if space ages the human body  Engadget
2. Scott Kelly Spent a Year in Orbit. His Body Is Not Quite the Same.  The New York Times
3. Living and Working in Space: Twins Study  NASA
4. What Can Twins Tell Us About Life in Space?  U.S. News & World Report
5. Human health can be 'mostly sustained' for a year in space, NASA Twins Study concludes  CNN
6. View full coverage on Google News

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