Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about modern anxieties than the past itself?

Some of the best science fiction TV shows ever premiered in the 1990s, and they are still worth watching today.

Debunking alien claims matters, but so does telling richer, more compelling stories about how humans shaped their own past.

As artificial intelligence begins to mimic consciousness with uncanny skill, we need design norms and laws that prevent it from being mistaken for sentient beings.

Astronomers have spotted a planet orbiting a star in our neighborhood of the Milky Way galaxy that presents a unique ...

Former "Aquaman" actor Jason Momoa will soon return to the DC Universe as Lobo, but decades ago, he played another alien badass on a Syfy TV series.

The new eerie trailer for Steven Spielberg's Disclosure Day has got people talking online about the Roswell Incident.

In Phil Lord and Christopher Miller’s adaptation of Andy Weir’s novel, Ryan Gosling’s star power fuels an unlikely tale of far-flung friendship.

Harley Quinn x Elvira #5 hits stores Wednesday with alien weddings, cult abductions, and Vartox's cosmic charisma. What could ...

Ryan Gosling’s new science fiction movie shows an astronaut who saves the world and dies to self. Ryan Gosling stars as Ryland Grace in Project Hail Mary.

The alien-like machines, described as ‘legged metamachines’, are built from autonomous modules that can be snapped together in a variety of forms. Researchers say the approach could lead to robots ...

ICE Homeland Security Investigations and the Border Patrol executed two federal criminal search warrants and "discovered 23 illegal aliens," per ICE.