A human baby arrives in the world in a strange state, eyes open, ears working, brain growing fast, yet unable to move through ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: curioustiger/Getty Images Difficult births are not unique to humans, a new analysis of ...

3D simulation of the birth canal of chimpanzees with (B) the fetal head in a fully extended position, the typical head alignment in apes, and (C) the fetal head in a fully flexed position, the usual ...

Complicated births may not have arisen in humans as a trade-off between our need for big brains and pelvises suitable for upright walking, new research in chimps suggests. When you purchase through ...