After A Year In Space, Astronaut Now Has Different DNA From His Identical Twin Brother
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Astronaut Scott Kelly returned to Earth after spending a year in space. When he got back, he found out that his DNA had changed by 7%, which means his identical twin brother is no longer his identical twin brother.
Can someone check and make sure that he has not been taken over by an alien!?
Read more at cbslocal.com.
What? My DNA changed by 7%! Who knew? I just learned about it in this article. This could be good news! I no longer have to call @ShuttleCDRKelly my identical twin brother anymore. https://t.co/6idMFtu7l5
— Scott Kelly (@StationCDRKelly) March 10, 2018
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