Wondering whether we're alone in the cosmos is almost a rite of passage for human existence. It's a mystery that scientists – and stargazers – have pondered for many years. The Fermi Paradox poses a ...

"Where is everybody?": This question, about the lack of aliens in the vast universe, is called Fermi's paradox - Copyright NASA/AFP/File HO "Where is everybody ...

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 ...

What new methods can be used to detect alien technosignatures? This is what a recent study published in The Astrophysical Journal Letters hopes to address as a team of researchers from Pennsylvania ...

It is not the least of this world’s wonders that it’s been nearly half a century since Ellen Ripley, in the person of Sigourney Weaver, sent the Alien, in the person of a person in an Alien suit, ...