Snake-in-the-Box Problem

Snake-in-the-Box Problem

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Chemistry grad students have been spotted trying to lure campus squirrels into laundry hampers in the hope that it sparks inspiration.

We're pleased to announce a major update to xkcd, with new reading modes to enhance user experience. Select a mode via the menu below the comic.

Brought to you by our excellent design team: Amber, Benjamin Staffin, and Kevin.