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Home >Anecdote > Permanent mutation in the astronaut DNA! New discovery! The NASA astronauts stayed in space for 340 days and the DNA was permanently mutated.
2019-04-15 15:05:28
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Tags：NASA astronauts DNA permanent mutation , Scott Kelly NASA astronauts , NASA twins genetic changes , astronaut , space radiation effects , variation facts
Did NASA’s Twin Study Results Just Change Spaceflight Forever? NASA astronaut Scott Kelly spent 340 days at the International Space Station. Scientists wondered if his physical condition had changed. So he found the same twin brother Mark Kelly to compare, and found that Scott's "immune system and DNA repair function" mutation, from the genetic point of view, is a permanent damage that cannot be recovered.
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