European scientists are turning an aircraft into a laboratory that simulates lunar gravity to prepare astronauts and ...

They also found that the brain’s shape deforms in measurable ways, changes that only sometimes revert within six months after ...

Spaceflight takes a physical toll on astronauts, causing muscles to atrophy, bones to thin and bodily fluids to shift.

The research has implications for NASA’s goals to build a base on the moon and eventually conduct crewed missions to Mars.