The history of sci-fi cinema is vast and varied, meaning there's plenty of underrated releases waiting for those who think they've seen it all.

The unusual, fictional sports in sci-fi movies place their characters in intense competition and highlight the respective film’s themes about society.

The sci-fi movie selection on Amazon Prime isn’t what it used to be, but the selections it does have are all over the map—classic sci-fi from the 1970s and ’80s, recent blockbusters ...