“Facial recognition is not so good. It is something our lab is looking at – whether moles, facial scars and other marks can be used to distinguish people who look very much alike. At the moment iris recognition is the best method we have for easily distinguishing twins.”
This sort of work, along with attempts to find new ways of identifying people, is revealing that we may differ from our neighbours in some rather surprising ways. Here are some of the most unusual but utterly unique features of your body.
For most of us, our ears are merely gristly appendages sticking out from the sides of our heads. They are often too small, too big, too prominent or just too weird looking for our liking.