News series

• Epilepsy Drug Impairs Baby's Intelligence

• Brain Scans Reveal Secrets of 'Writer's Cramp'

• 'Free play' for children, teens is vital to social development, psychologist says

• Now where did I leave my car -- and how do I get back there? How the brain translates memory into action

• Brain mechanisms for behavioral flexibility

• Neurodegeneration study reveals targets of destruction