Why do people have such a variety of appearances? - a podcast by Dr Chris Smith

Unless you are an identical twin it's unlikely you've found anyone else who looks just like you. But, why do we all look so different? Felicity Bedford spoke to population geneticist Sir Walter Bodmer from Oxford University who is characterising thousands of faces as part of the People of the British Isles Project... Like this podcast? Please help us by supporting the Naked Scientists

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