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Ptolemy’s Theorem and the Almagest: we just found the best visual proof in 2000 years

First, after watching the last Mathologer video mathematician Rainer Lang sent me his visual proof of Ptolemy’s theorem. In my opinion Rainer's new proof is the simplest and most powerful visual proof ...
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Two US high school girls rewrite 2,000 years of mathematics with a new Pythagorean proof once thought untouchable

For centuries, the Pythagorean Theorem has occupied a unique position in mathematics: both elementary and profound. Its equation, a² + b² = c², is taught early and used widely, yet its implications ...
WUNC

An old tadpole, new Pythagorean Theorem proof and how fruit may have affected evolution

All right. It's time now for our science news roundup from Short Wave, NPR's science podcast. I'm joined by the show's dynamic duo, Regina Barber and Emily Kwong. Hey, ladies. REGINA BARBER, BYLINE: ...