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

The imaginary constructions of science fiction fill us with awe at their alien vastness. Which have you explored, and what was the most overwhelming?

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 ...

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

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

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

The legendary director says he's spent his whole life believing in extraterrestrial life ...

These wildly different films explore the wondrous, and sometimes terrifying possibilities of contacting extra-terrestrial life.