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 ...

The most likely first sign of alien intelligence may not be a greeting — but a collapse. According to the “escaton hypothesis ...

In the third week of August 1977, Ohio State University astronomer Jerry Ehrman was going over a computer printout of signals collected a few days earlier from his university’s “Big Ear” radio ...

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 ...