THE ULTIMATE SCI-FI MOVIE TIMELINE The science-fiction genre inexorably marches on much like time itself – new sci-fi films are always getting made, positing tales of possible futures, alternate realities, and mysterious pasts. But with millennia after millennia of invading aliens, killer robots, and time-tripping DeLoreans, how can we make sense of this shared history of geek greatness? That's wh
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