Bees live in complex environments, and make lots of decisions every day that are crucial for survival.
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The Romans may not have had a symbol for zero, but bees understand what it means beyond just the simple assumption “there’s nothing there”.
Bakhshali manuscript.
Bodleian Libraries, University of Oxford
High school students can blame ancient India for quadratic equations and calculus.
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Turning zero from a punctuation mark into a number paved the way for everything from algebra to algorithms.