Separated at birthâŠcenturies apart?
American actor Jack Black (left) and American folk hero Paul Revere.
How common are doppelgÀngers?
Perhaps youâve heard the saying, âEveryone has a twin somewhere in the world.â Not a biological twin (although some people do have one or more of those) but a person who bears an uncanny resemblance to an unrelated stranger. English speakers call these kinds of twins âlook-alikes.â In German the term is doppelgĂ€nger (literally, âdouble goerâ). DoppelgĂ€ngers are common in literature, horror movies, and folklore. But how common are they in real life? The answer...