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 ...

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 ...

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 ...

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 ...

"Human children grow at a uniquely slow pace by comparison with other mammals. When and where did this schedule evolve? Have technological advances, farming and cities had any effect upon it?