Hollywood makes initiating alien contact seem much easier than it has proven to be. In E.T. the Extraterrestrial, E.T. got ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

Scientists have identified new clues that could help astronomers spot one of the most famous hypothetical alien ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

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.

Fossils unearthed in Ethiopia are reshaping our view of human evolution. Instead of a straight march from ape-like ancestors to modern humans, researchers now see a tangled, branching tree with ...