An international team has unearthed new clues on early human development by analyzing fossilized teeth of early Homo ... Under this model, natural selection would have favored traits that enhanced ...

Pigs are the unlikely model for this latest research into regenerating human teeth. Image source: agnormark/Adobe In a recent study, Yelick and her team successfully grew human-like teeth in pigs.

Ancient artifacts such as stone tools and fossils, including ancient human skulls and teeth, provide crucial ... (Continuity), and ‘Assimilation' models are the three most widely used to ...

MacMillan, the noted Arctic explorer, obtained about 90 impressions of the teeth of ... north of any human beings. He did this at the request of Dr. Fernald, who desired the models for the Dental ...