Your phone buzzes with a breaking news alert: "Astronomers detect unusual signal from distant star system." Within hours, social media explodes with alien conspiracy theories, deepfake "evidence," and ...

Add Yahoo as a preferred source to see more of our stories on Google. Neil deGrasse Tyson, left, and an illustration of a flying saucer. "The real transition for me was the high-ranking officials who ...

Is it the invasion of the genome snatchers? Just in case the idea of aliens walking around in human skin suits wasn’t frightening enough. An outlandish study asserts that aliens might have abducted us ...