Cambridge and Oxford researchers propose the placenta drove human evolution by shaping our large, social brains.

Recent discoveries using lab-grown brain organoids, or "mini-brains," suggest that testosterone increases brain size while ...

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 behavioral traits that have made human societies able to thrive ...

The placenta and the hormones it produces may have played a crucial role in the evolution of the human brain, while also ...

Unlike other primates, humans are exposed to high levels of placental sex hormones in the womb, which may have shaped our ...

Denisovans, Neanderthals, and early Homo sapiens coexisted and even interbred, leaving behind traces of their DNA in modern humans. In fact, many people today carry small amounts of Denisovan DNA, a ...

At first glance, the human brain might appear to be a marvel of engineering ... This "new brain" expanded significantly in size during hominid evolution, becoming responsible for higher-order thinking ...