NASA Twins Study results show how a year in space affects an astronaut’s DNA
Thursday, April 11, 2019 - 14:00
in Astronomy & Space
For almost one year, NASA astronaut Scott Kelly circled the planet on the International Space Station, completing three spacewalks, conducting experiments on plants and playing ping-pong with a ball of water. His earthbound twin, Mark, lobbied for stronger gun laws, played golf and drank an occasional...