Neuroscience

Switching brain circuits on and off without surgery

In the maze of our brains, there are various pathways by which neural signals travel. These pathways can go awry in patients with neurological and psychiatric diseases and disorders, such as epilepsy, Parkinson's, and obsessive-compulsive ...

Cardiology

New ultrasound 'drill' targets deep vein blood clots

Researchers at North Carolina State University and the University of North Carolina at Chapel Hill have developed a new surgical tool that uses low-frequency intravascular ultrasound to break down blood clots that cause deep ...

Neuroscience

In first, scientists use sound waves to control brain cells

Salk scientists have developed a new way to selectively activate brain, heart, muscle and other cells using ultrasonic waves. The new technique, dubbed sonogenetics, has some similarities to the burgeoning use of light to ...

Medical research

Getting (drugs) under your skin

Using ultrasound waves, MIT engineers have found a way to enhance the permeability of skin to drugs, making transdermal drug delivery more efficient. This technology could pave the way for noninvasive drug delivery or needle-free ...

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