Some foods, like popcorn, are inextricably tied to American culture. We love our precious popcorn with salt, butter, cheese, caramel, and a litany of other flavors. It has its own national holiday, ...

Editor's note: It's National Popcorn Day! We're celebrating by bringing back this tale, first published in 2014, about the history of the beloved snack. Popcorn is a truly ancient snack.

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