Why do we tend to assume that UFOs are crafts carrying alien beings rather than alien beings themselves? How the UFO ...

Australia's space agency said there's a completely rational, albeit cosmic, explanation behind the mysterious orbs that ...

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

For your extraterrestrial viewing needs, Stacker ranked the top 30 alien movies, according to their IMDb user rating.

After a two week expedition off the coast of Brazil, an international team of researchers discovered 31 new marine species, ...

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

The idea that octopuses might be aliens emerged from the theory of panspermia (Stelele 2018), according to which life on Earth is not entirely of terrestrial ...

From microscopic organisms living on frozen worlds to bizarre creatures drifting through alien skies, this journey explores how life might evolve far beyond Earth. Mike Johnson draws laughs as he ...

Not all islands are surrounded by water. Some are ringed by wheat fields, highways, fences, suburbs and municipal boundaries. For the creatures trapped inside them, survival depends on ...

Discover the astonishing microscopic life thriving beneath Antarctica's icy exterior. A new PBS series reveals the groundbreaking research that could transform our understanding of ecosystems and ...

Half a century after "Close Encounters of the Third Kind," the director returns to the subject of UFOs with "Disclosure Day." His science fiction films are informed by his fascination with alien encou ...