Cancer is one of the leading causes of death in the U.S., second only to heart disease. But a new cancer treatment method ...

It’s possible to defy gravity using sound waves, magnets or electricity, but today’s methods can’t hoist heavy items high in ...

Acoustic frequency filters, which convert electrical signals into miniaturized sound waves, separate the different frequency ...

Histotripsy does more than mechanically break down tumours. When tumour cells are fragmented, they release cellular debris and chemical signals that alert the immune system. Laboratory research shows ...

A sound wave is a vibration that travels through a solid, liquid or gas such as the air or water. A loud sound has a large amplitude, a high pitched sound has a high frequency. Musicians and ...

An array of miniature turntables could offer a powerful new way to control the flow of sound. The proposed device, reported in the March 20 Physical Review Letters, would channel sound waves in a ...

LOS ANGELES (AP) — With eyes closed and a small mallet in hand, the Rev. Kyohei Mikawa gently struck the bronze Himalayan ...

At the start of my career, I used to do acoustic testing in an anechoic chamber where sound is not reflected as it gets absorbed. But the quietness of these chambers always got me thinking of how ...

Determining the "loudest recorded sound" depends on how you define sound and on which measurements you choose to include.