Forget fingerprints or the colour of your eyes, airport security could soon be looking at the shape of your ears when deciding whether to allow you into the country.

Researchers have discovered that each person's ears have a unique shape and have created a system that is able to scan them. The scans can then be compared with a database of ear shapes to identify whose they are.

They hope that the system can be used to take pictures of a person's ear as they walk through passport control...
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(ever hear of a little thing called plastic surgery? - fc)