British beaches have all the usual suspects like shells, seaweed, and maybe the odd crab scuttling for cover. But look a little closer, and the shoreline starts to feel more like another planet.

The Rock Pool Project in Plymouth says the non-native sea hare looks "alien-like".

This is the definitive ranking of the best alien invasion movies of all time. In between those bookends, Lifeforce is one of the wildest, most unique, most incredible science fiction movies almost ...

In the 1990s, the Central Intelligence Agency dug into all it knew about the possibility of extraterrestrial visits, ...

This is a hands-on preview of Aphelion to see how DON'T NOD tackles the sci-fi adventure genre.

A young rock-pooler discovered a rare 'alien-like' winged creature washed up on a UK beach. Get any of our free email newsletters — news headlines, sports, arts & entertainment, state legislature, CFD ...

A young rock-pooler discovered a rare 'alien-like' winged creature washed up on a UK beach. Charley Taviner, five, was following a crab when he found what he thought was a huge lump of seaweed. But it ...

Questions about what the federal government may know about extraterrestrial life in the cosmos — or possibly even here on ...