teeth
Whale ancestors probably never had teeth and baleen at the same time, and only developed baleen after trying toothlessness and sucking in prey. Learn more about…
Elephants have six sets of teeth over their lives, sometimes two sets at once. At those times, they can extract more nutrition from food and put on weight. Lear…
Hydrogen peroxide in whitening treatments penetrates enamel and dentin, and alters tooth proteins. Christopher Intagliata reports. Learn more about your ad choi…
DNA from the teeth of medieval plague victims indicates the pathogen likely first arrived in eastern Europe before spreading across the continent. Learn more ab…
The measles outbreak in West Texas is slowing. Health officials think an increase in vaccination rates contributed to the slowdown, but Texas lawmakers have pus…
The Industrial Revolution was the main culprit, but the Little Ice Age didn't help. The post Volcanic eruptions and less sunlight made Victorian Era kids sicker…
The new, fluoride-free toothpaste could help remineralize teeth and reduce sensitivity. The post Hydroxyapatite toothpaste promises to better protect your teeth…
Beaver enamel is rich in iron—which is even more effective than fluoride at staving off cavities. Christopher Intagliata reports Learn more about your ad choice…
By sequencing DNA in Neandertal dental plaque, scientists were able to find out about their diets—and their good relations with modern humans. Christopher Intag…
Brush, floss, and forget: chances are, you only think about your teeth when they cause you trouble. But teeth have tales to tell, such as how old we are, how fa…
