Experiments show 'artificial gravity' can prevent muscle loss in space
Wednesday, July 22, 2009 - 15:42
in Biology & Nature
GALVESTON, Texas -- When the Apollo 11 crew got back from the moon, 40 years ago this week, they showed no ill effects from seven days spent in weightlessness. But as American astronauts and Soviet cosmonauts began conducting longer-duration space flights, scientists noticed a disturbing trend: the longer humans stay in zero gravity, the more muscle they lose.