U.S. drug policy needs a dose of neuroscience

Legal and illegal drugs are killing more people than AIDS ever did, yet the nation’s drug policies are based on unproven assumptions about addiction. Neuroscience could help shape more effective policies and save lives.

The brain doesn’t navigate quite like a GPS

Neuroscientists’ discovery of grid cells, popularly known as the brain’s GPS, was hailed as a major discovery. But new results suggest the system is more complicated than anyone had guessed.

Unlocking the brain’s plasticity

Depressing but true: people are less able to form new brain connections as they grow older. Undergraduate Richie Sapp was part of a team whose research could make it easier for adults to learn, and possibly heal after brain injuries.