Dental calculus is the richest known source of ancient DNA in the archaeological record. That stubborn mineralized plaque, once treated as little more than an unpleasant byproduct of life, has become ...

Dental researchers from Tufts University took cells from the dental pulp of a human tooth and mixed them with cells from the enamel of a pig tooth and seeded them onto a “scaffold.” It was then grown ...

What is that how can a tooth survive the years and bear any intelligible mark of the molecules on its side when bone and other soft tissue have long since decayed? In the case of ancient-DNA, teeth ...

Add Yahoo as a preferred source to see more of our stories on Google. A stained section of a tooth organoid grown in the lab at King’s College London. - Dr. Xuechen Zhang It’s not surprising that many ...

Yara Haridy, an evolutionary biologist at the University of Chicago, likes to stun people by telling them that our skeletons evolved from a jawless fish. “Much of what we have today has been around ...

When you lose a baby tooth, an adult one grows in its place. But if you lose an adult tooth, your options are limited to dentures, titanium implants, or a stylish gaping hole. Soon, however, there ...

Scientists at UC Davis have tested a new method for determining the sex of human remains based on proteins extracted from tooth enamel. Based on a study of 55 Native American remains dating between ...