From lava tubes on Mars to ice pockets on Europa, subterranean environments may offer the best chance of finding life—and living safely—beyond our planet. “I was like, ‘OK, I'm pretty sure that ...

Over four decades, the Alien franchise has brought many different versions of the xenomorph creature to theaters.

While the world held its breath for the roar of the Artemis II engines, one orange cat was busy tracking the mission from a ...