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Swiss Researchers Invent Sound Powered Micro-Drones

Researchers used frequency-tuned cavities to turn sound into thrust, enabling tiny boats and microdrones to steer around obstacles and navigate autonomously.

Summary by SWI swissinfo.ch
Researchers invent small drones powered with sound waves.

5 Articles

SWI swissinfo.chSWI swissinfo.ch
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Swiss researchers invent sound powered micro-drones

Researchers invent small drones powered with sound waves.

·Bern, Switzerland
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ingenieur.de - Jobbörse und Nachrichtenportal für Ingenieureingenieur.de - Jobbörse und Nachrichtenportal für Ingenieure

150 μG of Light Micro-Flyer Lifts with Sound Alone

150 μg heavy and without engine on board: EPFL researchers have a micro-flyer lifted with ultrasound. Resonators generate the necessary thrust. The article 150 μg light micro-flyer lifts with sound alone appeared first on ingenieur.de - Jobbörse und Nachrichtsportal für Ingenieure.

·Düsseldorf, Germany
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NanowerkNanowerk

These tiny drones are powered by sound

Engineers have designed acoustic cavities that convert sound waves into thrust, propelling small robots and ultralight aerial vehicles without on-board actuators or electronics.

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RTSRTS

EPFL Propels Tiny Drones with Sound

It is possible to move very small objects only thanks to sound. This feat was realized by EPFL scientists, who built tiny drones and boats equipped with bell-shaped microcavités. These have the characteristic of transforming sound waves into propulsion force.

·Geneva, Switzerland
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Tech ExploristTech Explorist

These tiny drones fly using sound instead of batteries

Researchers at EPFL created tiny robots that turn sound waves into thrust, allowing miniature boats and flying machines to move without conventional motors.

·India
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Tech Explorist broke the news in India on Friday, August 14, 2026.
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