What if you found out that you had a long-lost relative? And what if that long-lost relative was from a different planet in ...

Add Yahoo as a preferred source to see more of our stories on Google. Tardigrades—a type of invertebrate also known as water bears—are the only animals observed to survive the intense radiation and ...

Early cinema depicted aliens as human-like for familiarity and practical reasons, but modern science fiction explores ...

By studying Earth's toughest microbes and complex animal "speech", scientists are reshaping how we search for – and may someday talk to – alien life.

"Star Wars" has a seemingly never-ending supply of alien designs. However, these five are the worst of the bunch, falling ...

EXCLUSIVE: The visual design behind the mysterious aliens in Steven Spielberg's Disclosure Day is explained by screenwriter ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life.

For generations, science fiction has imagined what life might look like on other worlds. These aliens are fictional, sure, but some of them are informed by real evolutionary processes on Earth. That's ...