Researchers have found the missing ingredient for life on Saturn's icy ocean moon, Enceladus. But what might this life actually look like? Enceladus was already believed to be a fairly good candidate ...

Do aliens sleep? You may take sleep for granted, but research suggests many planets that could evolve life don’t have a day and night cycle. It’s hard to imagine, but there are organisms living in ...

We may be looking for aliens in all the wrong places. Binary and multi-star systems, usually composed of two or more stars that either circle each other or a fixed point, may hold the key to finding ...

WASHINGTON (AP) — Exotic sea creatures called comb jellies may reshape how scientists view early evolution — as their genes suggest nature created more than one way to make a nervous system. These ...