Normally, picking up hitchhikers is a really bad idea. You never know what sort of ax-wielding entrepreneur you're going to get. But if you happen to see this friendly LED face on the side of the road, consider giving it a lift. That face belongs to hitchBOT, of Port Credit, Ontario, Canada. On Friday, it left the Peabody Essex Museum (PEM) in Salem, Massachusetts for an adventure on America's highways. Its final destination: San Francisco's Exploratorium.
A hitchhiking robot needs your help getting to California