A long, long time ago, a hairy elephant stomped the northland, wrecking trees and shrubs as it swallowed twigs, leaves and bark. These mastodons left a few scattered teeth and bones in Alaska and the Yukon, reminders of an immense mammal that lived as far south as Honduras. A recent look at far-north mastodons shows […]
Advice on how we should brush our teeth from dental associations and toothpaste companies is ‘unacceptably inconsistent’, finds new UCL research. The study, published in the British Dental Journal, looked at the brushing advice given by dental associations across ten countries, toothpaste and toothbrush companies and in dental textbooks. They found a wide range of […]
An international team of researchers has found new evidence that our prehistoric ancestors had a detailed understanding of plants long before the development of agriculture. By extracting chemical compounds and microfossils from dental calculus (calcified dental plaque) from ancient teeth, the researchers were able to provide an entirely new perspective on our ancestors’ diets. Their […]