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 ...

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 ...

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. A new study suggests the gut microbiome can reshape brain function and energy use, offering new insight into human brain evolution ...

What makes the human brain different from that of other primates has long been a question. A new study suggests that the answer may be in a surprising twist of evolutionary fate: one of the brain’s ...

Longer thumbs mean bigger brains, scientists have found—revealing how human hands and minds evolved together. Researchers studied 94 different primate species, including fossils and living animals, to ...

The first hint of a brain developed on Earth around 600 million years ago, and now, some version of the organ can be found in nearly every animal in the world. Humans have the largest brain size ...