Russell has a PhD in the history of medicine, violence, and colonialism. His research has explored topics including ethics, science governance, and medical involvement in violent contexts. Russell has ...

New studies shed light on ancient creatures' dental structure and wear -- and how these unique characteristics helped them live and adapt to their environments. A trio of published studies have ...

Teeth can tell us a lot about the evolution of prehistoric humans, and our latest study of one of our species' close relatives may finally resolve a long-standing mystery. The genus Paranthropus is ...

Using mouse incisor models, researchers reveal how coordinated cell movements form crack-resistant enamel in teeth ...

Despite their hard, rigid structure, teeth are not classified as bones. They are distinct entities primarily composed of enamel and dentin, lacking the living cells and vascularization that ...

There's a longstanding debate simmering among biologists who study porcupines. There are 16 porcupine species in Central and South America, but only one in the United States and Canada. DNA evidence ...

Post and core is a dental restoration treatment that’s sometimes performed after a root canal. When a significant portion of a tooth’s structure is removed, a post and core can help keep a dental ...

Tooth or dental erosion is a progressive and irreversible loss of the outermost hard layer of the tooth structure. It is primarily caused by a chemical process and does not include bacterial ...