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Einstein's Proof of E=mc²

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Published on Mar 29, 2012

Ever wonder how Einstein proved E=mc²? This is how.

Pi day (3.14) is Albert Einstein's Birthday! To celebrate, we'll explain 4 of his most groundbreaking papers from 1905, when he was just 26 years old.

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Thanks to Nima Doroud and Alex Yale for contributions and to Perimeter Institute for support.

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