The Napkin Ring Problem ─ Vsauce

Brain Candy Live FALL TOUR: http://www.braincandylive.com/tickets
The Curiosity Box: https://www.curiositybox.com/
LINKS TO LEARN MORE BELOW!

my twitter: http://www.twitter.com/tweetsauce

Adam and I (but mainly Adam) making a kendama: https://www.youtube.com/watch?v=i8GD3...

Orange Oil: https://en.wikipedia.org/wiki/Orange_oil

Napkin Ring Problem: https://en.wikipedia.org/wiki/Napkin_...

Cavalieri's Principle:

https://schoolyourself.org/learn/geom...
https://en.wikipedia.org/wiki/Cavalie...
http://www.cut-the-knot.org/Curriculu...

BIG THANKS:

Eric Langlay stayed up all night with me so that this video could come out today. MUCH LOVE https://www.youtube.com/user/ericdrav...

Grant from 3Blue1Brown helped me wrap my head around this topic: https://www.youtube.com/channel/UCYO_...

music by
Jake Chudnow: https://www.youtube.com/user/jakechudnow
and via AudioNetwork: https://www.audionetwork.com


<style>.embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }</style><div class="embed-container"><iframe src="https://www.youtube.com/embed/J51ncHP_BrY" frameborder="0" allowfullscreen></iframe></div>

Watch Video on YouTube Watch Full-Window Video