How Your Ancestors' Environment Determines The Shape Of Your Nose -

Whether your nose is long and narrow or short and wide, you may have your ancestors’ climate to thank. 

New anthropological research finds that nose shape is formed through a process of natural selection responding to the temperature and humidity of the local environment. 

For the study, published online last week in the journal PLOS Genetics, researchers from Ireland, Belgium and the U.S. used 3D facial imaging to collect nose measurements on nearly 500 participants of South Asian, East Asian,...

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