Fibonacci = Pythagoras: Help save a beautiful discovery from oblivion

In 2007 a simple beautiful connection Pythagorean triples and the Fibonacci sequence was discovered. This video is about popularising this connection which previously went largely unnoticed. 00:00 Intro 07:07 Pythagorean triple tree 13:44 Pythagoras's other tree 16:02 Feuerbach miracle 24:28 Life lesson 26:10 The families of Plato, Fermat and Pythagoras 30:45 Euclid's Elements and some proofs 37:57 Fibonacci numbers are special 40:38 Eugen Jost's spiral 41:20 Thank you!!! 42:27 Solution to my pearl necklace puzzle The two preprints by H. Lee Price and and Frank R. Bernhart and another related paper by the same authors: The wiki page on Pythagorean triples is very good and very comprehensive Wiki page on Pythagorean triple trees