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DNA-inspired artificial muscles contract by “supercoiling”

An example of supercoiling in the artificial muscles (right), compared to the looser twist (left)

Tiny robots could serve all kinds of useful functions, but shrinking their actuators has proven challenging. Now researchers at the University of Wollongong (UOW) in Australia have made artificial muscles that surpass your puny natural ones, inspired by the “supercoiling” of DNA strands.

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Category: Science

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