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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Deniz Celiker/Getty Images The link between good oral health and general health isn't a far-fetched notion. There's many pieces ...

Most dentists recommend a proper teeth cleaning every six months to prevent, among other things, the implacable buildup of calculus or tartar -- hardened dental plaque. Routine calculus buildup can ...

Potassium levels in dental calculus -- mineralized dental plaque that may preserve biochemical markers of systemic health -- may be a possible indicator of diabetes. The study was published in BMC ...

Learn more about a new technology that is turning ancient teeth into one of archaeology’s most powerful tools. For decades, archaeologists have relied on chemical signatures locked inside ancient ...

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A study has, for the first time, identified minute traces of broomcorn millet consumption directly from human dental calculus, offering an unprecedented window into medieval diets and expanding the ...

Researchers have deciphered the diet of an important nomadic people in Eastern European history. By analyzing dental calculus, they have provided the first direct evidence that the diet of the ...