While some sci-fi movies are slow-paced, others unfold breathlessly and with ample excitement, including classics like Aliens ...

These stories about space exploration, hyper-advanced technology, and superpowered heroes are perfect for filmmakers feeling ...

We asked our readers to name their favourite films in the sci-fi genre – and these were the titles that came up most often.

While there are a lot of sci-fi films that could go on this list (and really, any sci-fi film is worth watching more than once) there are some films that are just perfect for multiple viewings. Here ...

From the body horror of Existenz to the inspired mania of Six-String Samurai, these sci-fi gems from the '90s have sadly been forgotten by the masses.

From Star Wars to Invasion of the Body Snatchers, you can watch these '70s sci-fi classics over and over again.