CT scan of the front of a skate, showing the hard, tooth-like denticles on its skin (shown in orange). Credit: Yara Haridy CT scan of the front of a skate, showing the hard, tooth-like denticles on ...

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Teeth function not only because of the hard enamel on the surface, but also because they have roots that anchor them firmly ...

Long before evolution equipped them with the right teeth, early humans began eating tough grasses and starchy underground plants—foods rich in energy but hard to chew. A new study reveals that this ...

Modern biomedical research depends on the ability to see what is happening inside biological tissue. Among the available ...

Anyone who has ever squirmed through a dental cleaning can tell you how sensitive teeth can be. This sensitivity gives important feedback about temperature, pressure—and yes, pain—as we bite and chew ...

Deep tooth infections can quietly fuel inflammation that disrupts blood sugar control, and treating them may benefit overall metabolic health.