An analysis of the bones and teeth of ancient mammoths (Mammuthus) has identified some of the microorganisms that lived in the animals’ mouths and bodies more than one million years ago. The study, ...

Add Yahoo as a preferred source to see more of our stories on Google. Two teeth from a man who lived approximately 4,000 years ago have been discovered to have an abundance of bacteria that primarily ...

Enamel is your tooth's armour strong yet irreplaceable. Acid, habits, and misalignment silently erode it, making prevention essential.

(CNN) — Two teeth from a man who lived approximately 4,000 years ago have been discovered to have an abundance of bacteria that primarily cause tooth decay and gum disease. The rare find could help ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Two teeth from a ...