Modern human-like brains evolved comparatively late in the genus Homo and long after the earliest humans first dispersed from Africa, according to a new study.
By analyzing the impressions left behind by the ancient brains that once sat inside now fossilized skulls, the authors discovered that the brains of the earliest Homo retained a primitive, great ape-like organization of the frontal lobe.
The findings challenge the long-standing assumption that human-like brain organization is a hallmark of early Homo and suggest that the evolutionary history of the human brain is more complex than previously thought. [Read more…] about Early humans evolved modern human-like brain organization after first African dispersal
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