A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The thought experiment suggests that we need to avoid human biases in our ...

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, ...

Humans have always been fascinated with space. We frequently question whether we are alone in the universe. If not, what does ...

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, ...