When you're looking for signs of extraterrestrial intelligence, it helps to know what you're looking for and to go about it ...

Advanced alien civilizations may communicate via a series of flashing lights, similar to how fireflies do, a new paper hints. This would potentially make extraterrestrials much harder to spot if we ...

Add Yahoo as a preferred source to see more of our stories on Google. One of the largest searches for alien intelligence in history is nearing completion, thanks to the help of more than 2 million ...

Popular culture imagines aliens as creatures made of flesh and bone — but some researchers argue that advanced civilizations would likely evolve beyond biology. Given millions of years of ...

Over hundreds of thousands of years, humans somehow evolved a type of intelligence found nowhere else in the animal kingdom, at least on Earth. According to the most famous theory describing the ...

Advanced alien civilizations may communicate via a series of flashing lights, similar to how fireflies do, a new paper hints. This would potentially make extraterrestrials much harder to spot if we ...

Long before Artemis II captured our attention by taking humans farther from Earth than ever before, humans have been fascinated by the possibility of exploring other worlds, finding life on other ...

Humans have always been fascinated with space. We frequently question whether we are alone in the universe. If not, what does intelligent life look like? And how would aliens communicate? How could ...