Human newborns arrive remarkably underdeveloped. The reason lies in a deep evolutionary trade-off between big brains, bipedalism and the limits of motherhood. Why is it that, compared to most other ...
A study of 225 newborns suggests prenatal estrogen may have played a role in the evolution of larger human brains. Boys with ...
Why Are Human Babies Born With More Bones Than Adults? Hint: Evolution Left Us Unfinished On Purpose
Human babies arrive with nearly 100 extra bones for the same reason birth is the most dangerous event in mammalian life, and both facts trace back to the same evolutionary gamble. You were born with ...
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