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Long believed to be an alternate dimension, the Upside Down has now been explained as a wormhole to a location called the ...

From Fox's short-lived masterpiece Firefly to HBO's Watchmen, these are the sci-fi shows that are simply perfect from start ...

The final episode of fifth season of the Netflix series Stranger Things is out this week, and the concept of a wormhole ...

From Kirk to Picard and beyond, from the dawn of the Federation to the age of Discovery, here's how to watch Star Trek in ...

There have been dozens of Sonic the Hedgehog games, but which are the good ones and which are the worst of the bunch?

Dive into 'Stranger Things' Season 5’s shocking creature origins and learn the truth behind the Abyss, Demogorgons, and the ...

George R.R. Martin's forgotten sci-fi, from Wild Cards' virus-altered aces to Dying of the Light's rogue planet, ranked for ...