If humankind is to explore deep space, one small passenger should not be left behind: microbes. In fact, it would be ...

Some of the first experiments in space dealt with gravity and weightlessness. They were somewhat simple studies to test the new environment. Alan Shepard was the first man to hit a golf ball on the ...

One of the biggest challenges in long-term space exploration is a source of food for astronauts. While humans have been traveling in space since the 1960s, the way food is stored hasn't changed much.

A gentle rumble ran under a researcher's feet as a rocket carrying her research -- live, human muscle cells grown on scaffolds fixed on tiny chips -- lifted off, climbed, and disappeared into the sky ...