Add Yahoo as a preferred source to see more of our stories on Google. For decades, humanity has scoured the cosmos for any signs that we aren't alone in the universe. But now, researchers at the SETI ...

Interstellar comet 3I/ATLAS has become famous than most celebrities as it makes its way through our solar system. Although astronomers have been studying this rare visitor since its discovery in July, ...

A filmmaker claims the Vatican could be bracing for a potential extraterrestrial encounter – with the Pope potentially addressing humanity's "first contact" with alien beings in the coming year. UFO ...