When people imagine alien life, they usually look toward the stars. But there is another unexplored world much closer to home ...

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 ...

What if technosignatures and biosignatures are not the only ways intelligent alien life can make itself apparent?

The San-Ti are a technologically advanced alien race that live on a chaotic, dying world. Their home is part of a system of ...

For generations, science fiction has imagined what life might look like on other worlds. Novelist H.G. Wells described nightmarish squid-like Martian invaders in The War of the Worlds, while the ...

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 ...

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