Childbirth is often described as one of humanity’s defining biological challenges, but new research suggests the story is far ...

Human birth has a reputation for danger. The usual explanation is simple enough: walking upright narrowed the pelvis, while ...

According to a new study, chimpanzees, like humans, must contend with a confined bony birth canal when giving birth. In humans, the problem was exacerbated by our unique form of upright walking since ...

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 ...

For centuries, childbirth’s pain was explained as punishment; more recently, as the evolutionary price of walking upright and ...

Human childbirth is commonly viewed as uniquely difficult and dangerous. The reason: The combination of bipedalism and large ...