NASA's Curiosity rover was built for a 2-year Mars mission. Nearly 14 years later, it is still making history in Gale Crater.

Project Hail Mary, Solaris, and The Hitchhiker's Guide to the Galaxy are all among the very best sci-fi books set in space.

But human beings, equipped with language, abstraction, technology, institutions, and ideology, can be stupid on a truly ...

The Outer Limits still feels remarkably modern, with eerie sci-fi stories that inspired generations of genre television.

The company, which also owns the X social network, has quickly come to dominate both satellite communications, through its ...

The Lake Lenore Caves near Soap Lake, Washington, offer exactly that kind of alien landscape experience, minus the need for a ...

Ready to skip the highway in California for better roads? These 11 scenic backroads offer peaceful drives and amazing ...

It’s a real space oddity. Former Pentagon UFO investigator Luis Elizondo claims the US government possesses unreleased ...

Scientists have identified new clues that could help astronomers spot one of the most famous hypothetical alien ...

In virtual experiments, AI repeatedly misread dead digital organisms as self-replicating life.

NASA is shifting to commercial spaceflight to have private companies build the next space station. Explore the lucrative ...