Add Yahoo as a preferred source to see more of our stories on Google. Cosmic radiation could be a boon for subsurface life on worlds such as Europa (left), Mars (center) and Enceladus (right), ...

Too much cosmic radiation can sterilize a planet – but a surprising new study has found that under the right circumstances, it could actually make uninhabitable worlds habitable. Ionizing radiation ...

Recent research has uncovered a surprising twist in the search for extraterrestrial life: cosmic rays, typically seen as hazardous to life, may actually support alien life on cold, dark moons in our ...

Cosmic rays could be a vital source of energy for life on icy moons, on Mars, or even on rogue planets that wander alone between stars; it's possible, scientists say, that the phenomenon could create ...