Tiny life forms tucked into debris from an asteroid hit could catapult to other planets—including Earth—and survive, a new ...

Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of ...

But the real truth is that alien life on other planets could be even stranger than floating balloons or amorphous organisms ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. New research suggests that ...

Scientists hunting for life beyond Earth have long thought that water is one of the key indicators. But a group of experts now says that looking for life on water–rich planets could be a waste of time ...

Want to be a top notch candidate for hosting alien life? Then there's a few key requirements you should be aware of: Ideally, you're a large object like a moon or a planet; scientists suspect you also ...

For decades, scientists have grappled with a profound question known as the Fermi Paradox: if the galaxy is teeming with the potential for extraterrestrial life, why is the cosmos so quiet? A new ...

The Deep Space Network (DSN) is just the sort of tool aliens could one-day detect, transmitting from Earth. Credit: NASA/JPL What if the first signal ever detected from an alien lifeform wasn't a ...