SMRTR Science & EngineeringJun 7, 2026Scientific American

How math can help you decide what to order for dinner

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Physicist Richard Feynman once scribbled a mathematical solution for when to stop exploring a restaurant menu and stick with your favorite dish. Researchers recently confirmed his formula was optimal, and a study of 2,520 people found that humans naturally make dining choices that closely mirror Feynman's math — without realizing it.

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