Scientists have long thought humans have a uniquely difficult birth compared with other primates. And it's true that, from an evolutionary perspective, we face an obstetrical dilemma. As we evolved to ...

For decades, one idea has shaped discussions about human evolution and birth: humans endure unusually difficult childbirth ...

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 ...

Right from birth, human brains are organized into networks that support mental functions such as vision and attention, a new study shows. Right from birth, human brains are organized into networks ...

The collarbones of a human fetus grow more slowly just before birth, with growth then speeding up again during early childhood – probably an evolutionary compromise that allows humans’ relatively wide ...