With our smartphones with their apps and GPS locators, many of us may have forgotten how to use old fashioned maps. But did you know our brains have their own internal GPS? Three scientists, including a husband-and-wife team, were awarded the Nobel Prize in medicine for discovering “an inner GPS in the brain” that enables virtually all creatures to navigate their surroundings. The three winners of the world’s most coveted medical research prize are John O’Keefe, who holds bo