Researchers characterized the oral microbiomes of the Japanese population across time by analyzing the DNA preserved in ...

The enamel on our teeth is the hardest tissue on the human body. A new study looks at the nanoscale structure of enamel from teeth dating as far back as 18 million years ago to see how it's changed.

CNN — (CNN) — What did people in the Stone Age eat before the advent of farming around 10,000 years ago? A long-held stereotype — one that’s influenced modern fad diets — is that ancient humans hunted ...

Learn how ancient dental plaque, Neanderthal comparisons, and chitin-digestion genes show that Europeans rarely ate insects ...

A timeless question has always fascinated scientists who study the past. Which comes first, the new behavior or the physical tool that perfects it? Do you change how you live and then evolve the body ...

A massive study of ancient DNA from nearly 16,000 people across more than 10,000 years in West Eurasia reveals that natural selection has shaped modern human genomes far more than previously thought.