'Bone timing twist: Why we humans no longer grow jaws like the Neanderthals

Produced by: Manoj Kumar

Face freeze

Human faces stop growing in adolescence, unlike Neanderthals, who keep developing bold bone structure.

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Jaw logic

Longer growth in Neanderthals fuels massive jaws—ideal for survival, but not needed in modern life.

Bone clock

Facial bones in humans shut down early, marking a silent evolutionary pivot we still carry today.

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Growth gap

Chimpanzees and Neanderthals share long growth phases—humans broke this ancient pattern completely.

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Diet driver

Cooking, tools, and social habits made big faces unnecessary—shrinking ours over generations.

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Face genes

Researchers believe genetic switches and hormone timing control facial size and shape at puberty.

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Midface mystery

Humans never develop the forward-thrusting midface seen in Neanderthals, thanks to early bone slowdown.

Energy edge

Smaller faces may have saved energy—redirected to fuel brain growth and long-term survival skills.

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Evolution echo

Scientists now study fossils across eras to track when, where, and how our faces shrank.

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