Cliff Stoll and Lucas Clarke stretch a Klein Bottle to record lengths. More links & stuff in full description below ↓↓↓

In memory of Cliff's wife, Pat.

The movie poster: https://www.patreon.com/posts/126424202 (for Patrons)

More videos on our Klein Bottle playlist: http://bit.ly/KleinBottles
Cliff Stoll playlist: http://bit.ly/Cliff_Videos

Lucas Clarke blows glass at Simon Fraser University: https://www.sfu.ca
Follow Lucas on Instagram: https://www.instagram.com/_lucas_clarke_/

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Numberphile is supported by Jane Street. Learn more about them (and exciting career opportunities) at: https://bit.ly/numberphile-janestreet

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Video by Brady Haran, Pete McPartlan and Logan Smalley

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