Researchers have long sought a factor that can trigger the brain's ability to learn - and perhaps recapture the "sponge-like" quality of childhood. In the August 8 issue of the journal Cell, neuroscientists at Children's Hospital Boston report that they've

Six weeks ago, E.K,, a 72 year old divorce attorney underwent an uncomplicated total hip replacement at the Neurologic & Orthopedic Hospital of Chicago. Prior to surgery, he had undergone a medical evaluation and no reason was advanced by his