For more than a century, the idea that life might have arrived on our planet from elsewhere in the cosmos sat at the fringes ...

I knew it had to be more than just a smattering of trivia, however. PC Gamer's readers are some of the most diehard XCOM fans on the internet—you lot need a real challenge. So here, I've got one for ...

Earths, vast underground oceans of molten rock may be quietly doing the work of life’s first line of defense: generating ...

Consciousness could be a fundamental part of reality, like gravity or matter, according to this controversial theory.

Curious about the games dropping this year? Check out our month-by-month breakdown of the hottest titles coming to the PC, ...