TECH NEWS
These 3D-Printed "Microflier" Drones Are Powered, And Controlled, By Sound Alone
Researchers from the École polytechnique fédérale de Lausanne (EPFL)'s MicroBioRobotic Systems lab have built ultra-tiny drones capable of controlled flight under the power of nothing but sound. "Instead of pushing devices around with sound waves," MicroBioRobotic Systems lab head Selman Sakar explains of the team'