Some people treat the idea of aliens as nonsense, but scientists actually believe that the notion we're alone in the entire universe is alien! The universe is so vast and so unexplored that ...

Add Yahoo as a preferred source to see more of our stories on Google. Is it the invasion of the genome snatchers? Just in case the idea of aliens walking around in human skin suits wasn't frightening ...

Hollywood makes initiating alien contact seem much easier than it has proven to be. In E.T. the Extraterrestrial, E.T. got stranded on earth when his alien compadres abandoned their botany mission. In ...

Why haven't we found aliens? Discover the science behind the Fermi Paradox, including the Great Filter, SETI, and competing explanations for the silence. - Statistically speaking, we are not alone in ...