Braces, rubber bands, even jaw surgery—millions endure them in pursuit of a straighter smile. But were misaligned smiles ...

Two new papers analyze fossils found in Canada and Kenya, respectively—vastly different environments for the preservation of ...

Proteins degrade over time, making their history hard to study. But new research has uncovered ancient proteins in the enamel ...

Unlike animals like sharks and elephants who have the ability to grow new teeth, humans only have one set from adulthood, the scientists say. The ability to regenerate teeth would therefore mark a ...

The sensitive interior of human teeth might have originated from a seemingly unlikely place: sensory tissue in fish that were swimming in Earth’s oceans 465 million years ago.

By analyzing ancient DNA, scientists determined when, where and how our ancestors got sick from infectious diseases.

When hunter-gatherers began living close to animals, the pathogens that cause the plague and leprosy got closer too.

Our sensitive teeth originally evolved from the "body armor" of extinct fish that lived 465 million years ago, scientists say.. In a new study, the researchers showed how sensory tissue discovered ...

Scientists have successfully grown teeth in a lab which they say could pave the way for patients to regrow lost teeth in the future. Researchers at King’s College London say the breakthrough ...

Urbanization has had visible morphological effects on chipmunks and voles in the Chicago metro area. While both chipmunks and ...