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 ...

A new study from Northwestern University is reshaping how scientists think about brain evolution. The research suggests that the gut microbiome does more than aid digestion. It may also influence how ...

Add Yahoo as a preferred source to see more of our stories on Google. Study reveals rapid evolution of common brain neurons may explain autism’s high prevalence in humans (CREDIT: Shutterstock) What ...

The evolution of the human species is marked by an increase in brain size. Now new research suggests that could be partly ...

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 microorganisms in our gastrointestinal tract–the gut microbiome can exert a profound influence on the human body, and scientists are learning more about exactly how certain microbes can impact us.

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 ...

In a groundbreaking discovery, scientists have unearthed a 520-million-year-old fossil with an intact brain and nerves, offering unprecedented insights into early neural structures. This ancient ...