Thursday, August 6, 2026
Science

Fossil study finds vision—not the 'thinking' frontal lobe—drove varied brain development in primates

A new study led by a Duke University scientist overturns a long-held idea about how primates, including humans, came to have such large and sophisticated brains. The research finds that the dramatic expansion of the primate neocortex was driven largely by vision, not by the disproportionate growth o...

Fossil study finds vision—not the 'thinking' frontal lobe—drove varied brain development in primates
Image: Phys.org
A new study led by a Duke University scientist overturns a long-held idea about how primates, including humans, came to have such large and sophisticated brains. The research finds that the dramatic expansion of the primate neocortex was driven largely by vision, not by the disproportionate growth of the frontal lobe often associated with higher reasoning.

Originally published at Phys.org

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