Ben Tennyson from Ben 10 is one of the strongest fictional characters of all time, and could easy destroy some of the most powerful characters around.

IMDb users can be a finicky bunch, but if you're curious about what they deem the best sci-fi movies of all time, here's the rundown.

Some sci-fi movies have cliffhanger endings that get answered by the stars or a sequel, but others never get resolved at all.

These six sci-fi sequels have either been announced or heavily rumored, but fans have been waiting for years to see them ...