There's a surprising amount of information stored in the hardened plaque, or calculus, between teeth. And if that calculus belongs to the remains of a person who lived in ancient times, the ...

Stem cells are a crucial part of modern medicine and can be used to treat a wide variety of medical conditions. They are an undifferentiated cell which can multiply and become any cell type in the ...

Consider it a wise move. More than 5 million young Americans will have their wisdom teeth removed this year. The preventive surgery is common for a reason. Modern mouths are smaller than those of our ...

TimesMachine is an exclusive benefit for home delivery and digital subscribers. About the Archive This is a digitized version of an article from The Times’s print archive, before the start of online ...

Prehistoric people used a culinary method, similar to slow cooking today, to carefully extract animal teeth to use in decorative crafts, such as pendant-making, archaeologists have shown. It has long ...

Photo illustration by Oona Zenda of KFF Health News. Becky Carroll was missing a few teeth, and others were stained or crooked. Ashamed, she smiled with lips pressed closed. Her dentist offered to fix ...

An artist’s illustration of what the Zvejnieki cemetery in norther Latvia might have looked like during the Stone Age © Tom Björklund When piecing together the ...