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

Astronomer Jon Willis warns that alien signals could be passing Earth unnoticed because humans are searching on the wrong ...

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