An old toy has inspired a powerful new weapon that could destroy submarines or annihilate tumors. Subscribe to read this story ad-free Get unlimited access to ad-free articles and exclusive content.

Acoustic lenses are employed in a variety of applications, from biomedical imaging and surgery to defense systems and damage detection in materials. Focused acoustic signals, for example, enable ...

Scientists have created a powerful acoustic weapon called a "sound bullet" that could help kill cancer cells and down hostile submarines in war. Here's how the system is constructed: researchers lined ...

Sound waves are commonly used in applications ranging from ultrasound imaging to hyperthermia therapy, in which high temperatures are induced, for example, in tumors to destroy them. In 2010, ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American The ability on the part of researchers to ...