Scientists from the USA have developed “virtual headphones” using ultrasound and metasurfaces: sound is transmitted individually, without creating inconvenience to others

Scientists from the University of Pennsylvania have created an amazing innovation that allows transmitting an audio signal directly to a specific person without disturbing others. This development was called “audio enclaves” — a kind of sound “pockets” that create the effect of “virtual headphones.” Now you can enjoy music or listen to a message in crowded places without attracting the attention of others. Image generated by Kandinsky The techno…