In the ETH experiment, self-oscillations (blue-red) cause sound waves (green, orange, violet) to travel through the circulator only in one direction. Credit: Xin Zou Researchers at ETH Zurich have ...

Using artificial intelligence (AI) and sound waves, researchers have found a possible means of looking inside stars. It’s based on the fact that stars aren’t solid objects — far from it, in fact. They ...

Introduction How well do you know your eardrums? You probably know that your eardrum is an essential part of your ear, allowing you to hear the world around you. But why do we call it a drum? It turns ...

What if you could listen to music or a podcast without headphones or earbuds and without disturbing anyone around you? Or have a private conversation in public without other people hearing you? Newly ...

Optical neural networks may provide the high-speed and large-capacity solution necessary to tackle challenging computing tasks. However, tapping their full potential will require further advances. One ...

Yun Jing receives funding from NSF. Jiaxin Zhong does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed ...

It’s a question I’m sure was keeping you up at night: can you make an object spin with a sound wave? The answer, generally speaking, used to be no. Now, though, mechanical engineers have taken a look ...