Scientists testing different textures of human hair have found the curlier it is, the better it is at protecting us from heat and solar radiation.
Curly hair allowed early humans to 'stay cool and actually conserve
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How curly hair evolved to protect brain from overheating & help
Kidscreen August/September 2023 by Brunico Communications - Issuu
Why curly hair was an evolutionary advantage
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Curly hair may have evolved to keep early humans cool, study
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Curly hair kept early humans cool and made our brains bigger
Why curly hair was an evolutionary advantage
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