If there were ever an animal that seemed built for space, it might be the water bear. Also known as tardigrades, these microscopic creatures already s.

Quantum physics is quietly rewriting the rulebook for how far and how fast humanity might travel beyond Earth. A cluster of recent breakthroughs points to a future in which exotic states of matter, ...

Space shifts the position of the brain in the skull, causing orientation problems that could complicate plans to live on the Moon or Mars ...