Scientists have long suspected that the trillions of microbes in our intestines do more than digest lunch, but new work goes ...

Researchers uncover evidence that the gut microbiome and brain connection can influence brain gene expression and neural ...

The human brain is a greedy organ. It gulps energy, demands constant upkeep, and somehow grew far larger (relative to body ...

Jawbones and other remains, similar to specimens found in Europe, were dated to 773,000 years and help close a gap in Africa’s fossil record of human origins.

The microorganisms in our gastrointestinal tract-the gut microbiome, can exert a profound influence on the human body, and ...

New research shows gut bacteria can directly influence how the brain develops and functions. When scientists transferred ...

A groundbreaking new study reveals that changes to the gut microbiome can change the way the brain works. Humans have the largest relative brain size of any primate, but little is known about how ...

The pelvis is often called the keystone of upright movement. It helps explain how human ancestors left life on all fours ...

Saliva is a bodily fluid most of us take for granted despite the significant roles it plays in aiding digestion, maintaining strong teeth and defending against oral disease. However, the evolution of ...

Twins are pretty rare, accounting for just 3% of births in the U.S. these days. But new research shows that for primates 60 million years ago, giving birth to twins was the norm. When you purchase ...

What events led to differences between humans and other primates? What changes throughout evolution underlie such a dramatic shift in how we socialize and process information? Although somewhat ...

The meaning of taxonomic statements / George Gaylord Simpson -- East African fossil Hominoidea and the classification within the super-family / L.S.B. Leakey -- Quantitative taxonomy and human ...