Even though they're far from home, astronauts on the International Space Station still have normal routines, including ...

French researchers simulating weightlessness on a modified jet have found that manual cardiopulmonary resuscitation (CPR) is ...

Right now, the chances of it hitting us in 2032 are small, but they’ve gone up a bit. It’s kind of wild to think about, but scientists are watching it closely. This whole thing makes you wonder about ...