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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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Minute Physics provides an energetic and entertaining view of old and new problems in physics -- all in a minute!

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

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Top Comments

  • surfaceofthezun

    I totally got it.. heh

    · 43

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  • smurfkidharley

    Though the first one is possible, the latter is certainly true.

    ·

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    in reply to simpant98 (Show the comment)

All Comments (5,684)

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  • foreverwantingpie

    I don't see why you can say that the cat has kinetic energy because you're moving so it looks like it's moving... I will though. Waiting is.

    ·

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    in playlist MinutePhysics
  • FlippedSided

    ...yes

    ·

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  • maksymalol

    I feel like you could've done a much better job explaining this.

    ·

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  • lawson huet

    So umm is it energy equals mass times the speed of light squared

    ·

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  • simpant98

    am I stupid or are u really smart?

    ·

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  • Achirag Chirag

    I think he was being sarcastic XD

    ·

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    in reply to amassi2010 (Show the comment)
  • dubssstep

    i didn't understand a single word of this

    ·

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  • paVlo711

    u wot m8

    ·

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  • shadowknight mare

    LOL cats cats cats cats cats cats e=mc2 XD

    ·

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    in playlist MinutePhysics
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