A newborn baby cannot walk, feed itself or even lift its head. Compared with most animals, human babies are remarkably helpless. Yet this dependence is not a weakness; it is an evolutionary advantage.

A new study out of Japan shows that women who prioritize one common activity during pregnancy might be giving their babies a developmental advantage. After assessing nearly 40,000 mothers and children ...

Add Yahoo as a preferred source to see more of our stories on Google. Human infants’ helplessness may help explain cooperation, learning and social development, researchers argue. (CREDIT: ...