The placenta and the hormones it produces may have played a crucial role in the evolution of the human brain, while also leading to the behavioural traits that have made human societies able to thrive ...

(CN) — Hormones in the womb may hold hidden clues to why humans evolved with bigger brains and better social skills than our ancient ancestors. Scientists from the Universities of Cambridge and Oxford ...

Human newborns arrive remarkably underdeveloped. The reason lies in a deep evolutionary trade-off between big brains, bipedalism and the limits of motherhood.

Human evolution has long been tied to growing brain size, and new research suggests prenatal hormones may have played a surprising role. By studying the relative lengths of index and ring fingers — a ...

Implantation, one of the most poorly understood phases of early human development, occurs in the depths of the womb, at a time when embryos are microscopic, fragile, and well out of reach. Until ...

Add Yahoo as a preferred source to see more of our stories on Google. Image credit: Aquawomb Premature babies born at 22-24 weeks face devastating odds against traditional ventilators that damage ...

Scientists have gotten an unprecedented look at how the human embryo implants in a uterus. They did this by creating very primitive, womb-like environments in the lab. "This is really important work ...