Europa may be one of the most promising places to search for alien life, but it is also one of the hardest moons to explore.

Explore 25 Earth locations that look like another planet! Discover bizarre landscapes, from Martian deserts to icy moons, ...

For decades, scientists have searched for worlds beyond Earth that might contain the ingredients for life, and one of the ...

Scientists say the findings of the new study may make future searches for extraterrestrial intelligence faster and more ...

Are aliens real? Was Fox Mulder right all along? We examine the prediction markets to gauge if the U.S. government will confirm that aliens exist before January 2029. The prediction market on a U.S.