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November 4, 2020 09:35 am GMT

Cool demonstration of aerodynamic bearings

Spinning the plunger of a glass syringe quickly enough will cause the plunger to levitate, but why? Steve Mould takes a look at an interesting phenomenon and shows off a self-levitating disk made by a viewer.

Tom Lipton shows how he made the contraption here:

Image: YouTube / Steve Mould


Original Link: https://boingboing.net/2020/11/04/cool-demonstration-of-aerodynamic-bearings.html

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