Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life. The problem is not finding the star.

E.T. the Extra-Terrestrial was a global phenomenon that spawned many knockoffs, with films like Purple People Eater, Badi, ...

In the latest research, telescope observations of 3I/ATLAS examine its chemical structure and suggest that it took shape in a ...

A planet with twice Earth's gravity produces creatures with different skeletal requirements, different muscular architecture, ...

In the book version of “Project Hail Mary,” author Andy Weir, known for grounding his fiction in plausible science, describes ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

God and aliens are having a moment. But what do Christianity and other faiths really teach about ETs?

FX's upcoming adaptation of Far Cry has cast Lizzy Caplan, who is best known for Freaks and Geeks, Mean Girls, and ...

As much as Steven Spielberg likes aliens, he seems to prefer holding them at arm’s length. The creatures in Close Encounters ...

Octopuses, bees, and dogs all process information differently. Even within the narrow confines of one planet, evolution produced a wide range of nervous systems rather than a single design. A new ...

What if consciousness isn’t limited to brains like ours? Philosophers Eric Schwitzgebel and Jeremy Pober argue that ...

Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...