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A tiny robot fish powered by sound

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An ultrasound-powered robot fish?! Meet Stingraybot - a clever little device filled with bubbles. Something like this could one day be swimming through your digestive tract, according to the scientists who invented it.

Produced and presented by Shamini Bundell
Research footage from Acoustic Robotics Systems Laboratory
Stock images from Getty Images / ITN / Vincent Isore/IP3
Music from Triple Scoop Music / Bella Ruse
Supervising Producers: Dan Fox & Maren Hunsberger

From Shi, Z., Zhang, Z., Schnermann, J. et al. Ultrasound-driven programmable artificial muscles. Nature 646, 1096–1104 (2025)

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Category
Documentary
Tags
science, nature video, #sciencenews
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