Across the world of mammals, teeth come in all sorts of shapes and sizes. Their particular size and shape are the process of millions of years of evolutionary fine-tuning to produce teeth that can ...

An extended period of childhood evolved in people at least 160,000 years ago, according to a new analysis of a fossil child’s teeth. That’s the earliest evidence to date of a modern-human life history ...

You wait, you peek, you might even poke. You get through some fitful nights with your unusually fussy baby ... and ta-da! That first teeny-tiny baby tooth appears. But once those little pearly whites ...

Two distinct stem cell lineages that drive tooth root and alveolar bone formation have been identified by researchers from Science Tokyo. Using genetically modified mice and lineage-tracing techniques ...

Your child’s primary teeth typically fall out between the ages of 6 and 12 years old. But certain teeth often fall out before others. When you become a parent, it can seem like you’re constantly ...

A simple, straightforward developmental rule -- the 'patterning cascade' -- is powerful enough to explain the massive variability in molar crown configuration over the past 15 million years of ape and ...