Doubling Sphere Paradox - Banach-Tarski Theorem HD

Ever wonder how you can make two spheres out of one? Follow us on: Facebook - https://www.facebook.com/TheMathCentre Twitter - https://twitter.com/TheMathCentre Google+ - http://plus.google.com/b/112192327939609456055/112192327939609456055/posts/p/pub This video was made in association with The Math Centre at Humber College, by Zack Barnes and Cheryl Yang.