The cosmos almost screams with the possibility of intelligent alien life. Hundreds of billions of galaxies drift through the visible universe, each one harboring hundreds of billions of stars ...

Are aliens real? The Milky Way could have 40 billion Earth-sized planets, but many evolutionary scientists assume that intelligent life is vanishingly rare. A new study upends that belief ...

And humanity is less likely to be alone in the universe than we thought. Though not direct proof of aliens, the theory offers a way forward for testing and studying where, when, and if aliens ...

Scientists say aliens may be hiding from us or could already ... if you really want to survive, the only smart decision is to stay quiet and shoot anyone you can see. Popularised by Liu Cixin's ...