Darwinism Human evolution Intelligent Design

Long held evolution theory countered: Birth canals differ worldwide

Evolution theory held that women’s pelvises should have been shaped by the obstetrical dilemma (birthing babies with big heads safely) and thus should tend to be uniform. But The shape of a mother’s birth canal is a tug-of-war between two opposing evolutionary forces: It needs to be wide enough to allow our big-brained babies to […]