If an identical twin brother spends a year in space, will he return to earth different than his sibling? The answer is: yes. That’s the result of NASA’s twins study, out this month in Science magazine . In 2015, NASA sent astronaut Scott Kelly to the International Space Station. His brother, Mark, stayed home.

NASA Study Shows Space Makes Identical Twins Less Identical

On Second Thought is a one-hour news talk show hosted by Virginia Prescott that airs at 11 a.m. Friday, 7 a.m. Saturday and 11 a.m. Sunday on Georgia Public Broadcasting. Timely conversations about all topics relating to Georgia and the South — including politics, healthcare, education, music, literature and race. We bring you stories you won't hear elsewhere and voices that are often ignored. Subscribe for weekly episodes that highlight the stories and characters that are impacting the civic and cultural life of the South.

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NASA Study Shows Space Makes Identical Twins Less Identical

NASA Study Shows Space Makes Identical Twins Less Identical

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