The truth is out there — and late President George H.W. Bush apparently knew it — telling a federal official that an alien made contact with humans at a secretive New Mexico air base in 1964, ...

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. The great physicist Enrico Fermi first posed the challenging question over half a century ago, wondering why we appear to be alone ...