WASHINGTON -- Dr. Demetrius Lopes snaked a thin wire with a tiny magnet on its tip into an artery in Paul Kelsey's groin and threaded it all the way up into his brain. Aided by a helmet-shaped magnet ...

A team of scientists has given the world a shock. As humans, our brains are hardwired to think and feel in certain ways. Every single one of us has suffered from low emotions in some form or another, ...