Researchers at ETH Zurich have managed to make sound waves travel only in one direction. In the future, this method could ...

Sound spreads both forwards and backward in a space, meaning someone standing nearby can hear you as well as you can hear them (even if you'd rather they couldn't). A team of researchers has found a ...

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 ...

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 ...

That now classic tagline (from Alien, one of the greatest science-fiction horror movies ever made) hinges on a big assumption that most of us broadly make: space is empty. And it is—mostly. But there ...

Expertise from Forbes Councils members, operated under license. Opinions expressed are those of the author. At the start of my career, I used to do acoustic testing in an anechoic chamber where sound ...