The definitive list of alien-hunting films for anyone seeking a thrilling sci-fi movie packed with action, horror, and fascinating alien lifeforms.

Check out these great sci-fi movies like Species, Predator, The Dark Crystal, and more that are now streaming for free on Tubi and other sites.

The 1989 film "The Abyss" made an undeniable splash among sci-fi fans. With James Cameron directing, an aquatic setting, an alien threat and a stacked cast, it’s no surprise the film earned four Oscar ...

The free streaming service Tubi has tons of great sci-fi movies to watch this summer, from outer space adventures to dystopian futures and more.

As fans wait for the new 'Alien: Earth' TV series, here are some other great sci-fi movies with the same vibe as Ridley Scott's classic.

Free sci-fi movies on YouTube: 15 best films on the streaming site, ranked Just when you thought you've seen it all. YouTube has a large library of classic and underrated sci-fi movies streaming ...

Here’s how to stream the best sci-movies of all time, from Dune: Part Two to The Matrix.

The last decade's best sci-fi movies, including Ex Machina, Dune, and Arrival, prove the genre is still alive and visionary.

Pixar's sci-fi adventure "Elio" may technically be 'original' but it borrows a lot from classic sci-fi kids films.

Check out these great sci-fi movies like Species and Super 8, which are now streaming for free on Tubi and other sites.