US researchers have created metamaterials that move in response to ultrasound. They say it could provide a mechanism for movement in robots that would not require them to have an onboard power source. inceptivemind.com Submitted by lughnasadh t3_zg3xf5 on December 8, 2022 at 4:32 PM in Futurology 24 comments 463
CapnTreee t1_izhylyy wrote on December 9, 2022 at 6:04 AM Focused ultrasound acoustics for movement. Way cool. At lab level. Permalink 2
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