Where are the damn car keys? The socks? The left sneaker, when only the right one remains where you last pulled them off? In the greater universe of smaller things, some objects seem to have a mind, and get-away plan, all their own. Explaining it away as aging grey matter, just one of those days or mind games played by the dog, most of us just blindly move forward — always keeping an eye out for our much loved but still missing bric-a-brac. But what if science could open a door into this lost world? What if the brightest men...