Human faces evolved to be soft, squishy and expressive as our features - especially our eyebrows - allowed us to communicate without words. Scientists wanted to find out why modern human faces are so different to our now extinct ancient ancestors. They found that non-verbal social communication played a crucial, if overlooked, role in shaping the faces of modern humans. Professor O'Higgins added: 'Softer modern diets and industrialised societies may mean that the human face continues to decrease in size. 'There are limits on how much the human face can change, however, for example breathing requires a sufficiently large nasal cavity.

Source: Daily Mail April 15, 2019 15:01 UTC