Science fiction is easily one of the most popular and prolific genres in movies today. But while there are countless major hit sci-fi movies, there's many if not even more cult sci-fi classics ...

Good news for viewers everywhere — tons of great sci-fi movies are streaming completely for free! There is plenty of free content on services like Tubi, Pluto TV, and Peacock’s no-cost options.

Here’s how it works. Listing the best sci-fi movies ever made involves taking a journey through the history of cinema itself. As long as we've had moving images, filmmakers have been taking us ...