Ideas tagged with human evolution

Human oral microbiome crisis at the end of 18th c.?

Scholars have recently shown a clear increase in the frequency of caries and tooth loss for humans after the end of the 18th c. [1] For the authors, changes in nutrition (more sugar) and dental health (possibly higher frequency of tooth extraction) could be the underlying factors which led to th...

By Philippe Charlier

Explanation for spheno-ethmoid contact on the organ-crowded hominoid anterior cranial floor

The anterior cranial floor is variably configured in primates. The [sphenoid and ethmoid bones contact each other]( in strepsirrhines, orangutans, and modern humans, whereas a [horizontal plate of frontal bone](https://www....

By Robert McCarthy