One of the defining features of human evolution is the steady expansion of our brains. New findings suggest this growth may be partly linked to higher levels of estrogen before birth. Surprisingly, a ...

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 ...

The evolution of the human species is marked by an increase in brain size and research suggests that could be partly dependent on increases in prenatal oestrogen. As individuals with high oestrogen ...

A fossil smaller than a human fingernail has revealed a complete ancient brain, turning a speck of stone into a detailed map of early animal evolution. Encased inside this tiny creature are preserved ...

The human brain is one of the most complex structures in nature, but the brain's origins stretch back hundreds of millions of years. A new study using AI deep-learning models has revealed more about ...