Several Marvel characters have earned their place on Earth-616 even though their origins took place in different timelines ...

Below, Halpern shares five key insights from his new book, The Allure of the Multiverse: Extra Dimensions, Other Worlds, and Parallel Universes. Listen to the audio version—read by Halpern himself—in ...

These movies speculate hard enough to bend space-time, whether you’re seeking a crowd-pleaser or a lo-fi sci-fi indie.

Pick up any science fiction book from the 1960s, and you’ll find parallel dimensions explained through magic portals or mysterious machines that work “just because.” Today’s readers want stories that ...

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