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What is Knot Theory? Solve These Puzzles to Find Out
4 Oct 2025
scientificamerican.com

Learn the fundamentals of the burgeoning field of knot theory while solving some puzzles along the way

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Six stories on our fascination with knots.

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One of these knots could save your life one day.

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Beyond tying your shoes, it’s altogether possible the only knots you know are the ones you make up on the spot. To the uninformed, complex knots seem like magic tricks. But you don’t need to improvise the next time you lash something down. Practice this handy arsenal of essential knots instead. Square Knot. Also known […]

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Which knot is the strongest?