What humans are doing to Earth may feel like a very modern anxiety, but issues like deforestation were being dealt with in science fiction in the early '70s with wonderful films like Silent Running.

The conquest of space had to start somewhere, and this B-movie was a landmark in taking space exploration seriously.

These under-seen sci-fi movies on Hulu have gotten lost in the shuffle and are ripe for discovery. Don’t miss your chance to stream them!

In the world of sci-fi films, some sequels do a lot more than just pick up where the story left off – they take the entire ...