Astronauts returning from long missions can initially struggle to stand, walk, and judge the weight of ordinary objects — because the brain must relearn a gravitational world it once treated as automatic
Space Daily · View original source
An astronaut does not return to Earth as someone who has forgotten gravity. The problem is quieter than that. After a long mission, the body knows intellectually that the floor is back, but the nervo… [+8566 chars]
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