The Power Rangers have had some amazing additions over the years, but only one can be considered the best of the best.

A once-controversial sci-fi sequel from Ridley Scott is climbing streaming charts years later, signaling renewed interest and ...

Read an excerpt of this deep-space mystery from the prolific writer of 'Whalefall' and 'Angel Down.' ...

Big sci-fi movies cost a lot to make, and for as many that go on to become box office smash hits, there are even more that ...

From Race Against Time to Secret of the Omnitrix, which Ben 10 movie do Letterboxd users think is the absolute greatest?

John McTiernan's sci-fi action horror movie "Predator" was released on June 12, 1987, meaning it will turn 39 this year.

Six animated Star Trek series have explored everything from preschool adventures to adult comedy, with Lower Decks standing ...

The latest Star Trek reboot has unveiled a human-alien lesbian romance storyline amid criticism that the series is 'too woke ...

Ridley Scott's iconic sci-fi horror movie "Alien" was released in the United States on May 25, 1979, meaning it turns 47 this year.

Star Trek turns 60 years old this year, and with Starfleet Academy premiering this month, we're celebrating by ranking all 12 ...

Almost two years since its theatrical release, Fede Álvarez’s franchise-saving Alien film is a streaming hit. Find out more ...