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teeth

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New insights into the biology of Homo luzonensis

Studies of teeth from Callao Cave yield information about the pace of development in this species and its possible connections with Homo erectus.

image of two people within a very large cave with green color on stalactites in the background
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Secrets within the teeth of the first Homo fossils

New studies of the enamel-dentin junction show that early members of our genus may have been less distinctive than we think

Closeup of three left mandibular molars with cracks and wear
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Research highlight: Homo naledi teeth

In a massive new paper, a team led by Lucas Delezene provides descriptions of the dental evidence from the Dinaledi Chamber.

Four third mandibular premolars in five orientations with labels and scale bar
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New evidence is revealing the ages of death, birth, and menarche in Neandertals

Analysis of dental cementum is yielding new insights into the ages when ancient people faced significant physiological stresses.

A Neandertal woman with two children clinging to her, an older woman tends a fire and a child looks on from the background
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Fossil profile: AL 400-1 mandible and the curving line of human evolution

Australopithecus afarensis was an early member of the hominin lineage, but it was not intermediate between humans and living great apes in all ways.

AL 400-1 mandible with information
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An unusual rate of dental chipping may give clues about Homo naledi's diet

Research by Ian Towle and coworkers finds that Homo naledi may have been eating foods with lots of grit.

A close-up photo of a Homo naledi tooth with a large chip on the edge
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Why are humans evolving to lack their wisdom teeth?

The frequency of M3 agenesis varies greatly among human populations. It may have to do with agricultural diets, but anthropologists aren't sure.

Panoramic X-ray image of human teeth in the upper and lower jaws