What started as a sinus infection left a Long Island teenager fighting for his life, requiring emergency brain surgery.

Star Bradbury said her late stepfather, William Hyde, was a “sweet, wonderful man.” But two decades ago, when he woke from colon cancer surgery, he turned shockingly violent. “He was convinced he was ...

Treating brain diseases is extraordinarily challenging, because drugs often work poorly and implants require risky surgery that can jeopardize critical brain functions. A group at MIT has sought a ...