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: ...

Human birth is far more challenging than that of other primates. In 1960, anthropologist Sherwood Washburn proposed a widely accepted explanation for the tight squeeze a baby experiences passing ...

Medical intervention in human birth has become so widespread that spontaneous delivery is an increasingly rare event. Yet convincing evidence reveals an underlying 24-hour biorhythm, reflecting a ...

A human baby arrives in the world in a strange state, eyes open, ears working, brain growing fast, yet unable to move through the world in any meaningful way. That mix is the heart of a new argument ...