"Project Hail Mary" really pushes the limit when it comes to non-humanoid aliens. But researchers posit that real aliens could be even stranger than that.

A look at 10 of the greatest alien sci-fi movies, from Ridley Scott's Alien to Denis Villeneuve's Arrival, none by Steven Spielberg.

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist having a Eureka moment, realising in a single dramatic instant that Earth is ...

This month’s recommendations include a dreamscape space opera, a dark time-travel diner comedy and an existential alien thriller.

Incredible movies like Total Recall, Galaxy Quest, and Planet of the Apes offer the greatest balance between the sci-fi and ...

You've seen the famous aliens, planets and scientists, but now it's time to venture even farther into the depths of space.

With the release of Disclosure Day, Steven Spielberg’s new film about aliens, a question as old as science fiction itself resurfaces: if aliens were to arrive on Earth, would they come to conquer us, ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life. Tardigrades—a type of invertebrate ...

Scientists suggest that advanced aliens might not have physical bodies, challenging traditional views of extraterrestrial ...