Theological debates suggest alien encounters might challenge religious traditionalists more than dismantle faith.

And if aliens made of different stuff potentially possess consciousness, then why not minds made of silicon, metal, and ...

A mysterious object speeding across the universe might look like a UFO, but the real story is even more fascinating.

In the following six books, each writer looks to space to skillfully explore what it means to live on Earth. Salvation and ...

With the release of Disclosure Day, Steven Spielberg’s new film about aliens, a question as old as science fiction itself ...

Avi Loeb has suggested that humans themselves may be 'intelligent, self-replicating and self-repairing autonomous probes' ...

If you were to make a case for evidence of extraterrestrial life on Earth, you would probably use octopuses as an example.

This screen image captured at Beijing Aerospace Control Center on May 30, 2023 shows Shenzhou XVI crewed spaceship ...

The last year has been great for the movies, from high-concept science fiction in Project Hail Mary to the deep cultural ...

Disclosure Day treats extraterrestrial life as a challenge to faith. It’s not.

As the sun expands over the coming billions of years, Earth will become inhospitable to any life more complex than a microbe ...

The best way to find alien technosignatures is to look for ones that have long survived their creators, according to a new ...