Using sound waves, researchers have developed a gentle, contact-free method for separating circulating tumor cells from blood samples that is fast and efficient enough for clinical use. The ability to ...

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

Heat is not supposed to behave like this. In everyday life, warmth seeps and diffuses, spreading from hot to cold in a slow, smearing process that never looks anything like a crisp sound wave. Yet ...