Add Yahoo as a preferred source to see more of our stories on Google. You don't need any film experience to take on the title role in an "Alien" film: you just have to be 7 feet or taller. Stick ...

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 ...

Every week, we take a deep dive into a topic that’s been making headlines in a series called KN Explains. We then ask you to Have Your Say by sharing your own experiences and opinions. Fill out the ...

More broadly, the field is converging on the idea that we should not assume alien life will look like us, or even share our chemistry, a caution echoed in popular discussions that ask what alien life ...

Last week we asked our audience, what do you think an alien looks like? UFOs — unidentified flying objects — have been making headlines lately. Retired U.S. intelligence officer claims government is ...

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