The toy-inspired paperfuge

Bioengineer and Stanford researcher Manu Prakash, known for his lab’s invention of the Foldscope, a paper microscope that only costs $1, has developed another inexpensive scientific device. The Paperfuge is a hand-spun, ultra-low-cost paper-and-string centrifuge that was inspired by the ancient whirligig toy. Wired shows us how it works.

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