What if the Moon was more than just a lifeless rock? Under that bright light, it could be hiding an alien civilization. When ...

For decades, the search for life beyond Earth has focused on distant exoplanets and the rusty plains of Mars. Now, a small icy world in orbit around Saturn is emerging as one of the most compelling ...

New research casts doubt on the prospects for a habitable, active environment beneath the frozen surface of Jupiter’s moon ...

"We're not saying, and we can't say, that there's no life in Europa. What we're saying is that it's a harder proposition, ...