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Home >Anecdote > Anecdote: NASA found "astronaut DNA mutation"! The twin brothers were also shocked when they had a task for one year and "there was a difference with their brother."
2019-04-15 17:16:05
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Tags：NASA astronauts DNA permanent mutation , Scott Kelly NASA astronauts , NASA twins genetic changes , astronaut , space radiation effects , variation facts
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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