Teeth are composed of several layers, including the outer enamel, which is the hardest substance in the human body, dentin, ...

The final, formatted version of the article will be published soon. Exfoliated or extracted human teeth are increasingly used as accessible records of health history, biomarkers for predicting health ...

New research explores how diet, evolution, and facial anatomy may have shaped our modern smiles. Studies of ancient skulls show wider jaws and fewer malocclusions, leading researchers to explore how ...

The human skeleton — our internal framework that includes bones and cartilage — evolved over millions of years. It comprises an axial skeleton, which consists of the skull and the spine, as well as an ...

Institute of Radiopharmaceutical Cancer Research, Helmholtz-Zentrum Dresden-Rossendorf, Bautzner Landstraße 400, 01328 Dresden, Germany ...

For decades, small grooves on ancient human teeth were thought to be evidence of deliberate tool use – people cleaning their teeth with sticks or fibres, or easing gum pain with makeshift "toothpicks" ...

Humans stand apart from many other primates by taking more time to mature, relying on a supportive network of parents, grandparents, and community members during a long period of childhood. This ...

One recurring feature is the thin groove across exposed tooth roots, especially between teeth. Since the early 20th century, these have been labeled "toothpick grooves" and interpreted as signs of ...