Researchers determine that a primate’s tooth root, and not just its crown, can yield reliable information about body size, but the relationship between root surface area and diet isn’t as clear.

More than two-thirds of mammals in Africa and the Arabian Peninsula went extinct during the Eocene-Oligocene transition some 30 million years ago, a study finds.

A handful of high schoolers prompt scientists to develop a new approach for calculating the size of the ancient behemoth.

A tooth and six bone fragments are the oldest confirmed Homo sapiens fossils in Europe.

An analysis of microwear patterns in fossilized canid teeth supports the theory that early dogs and wolves had distinct diets.

Fossil records show that the most recent shared ancestor with modern humans may have lived at least 800,000 years ago.

Galagadon’s tiny teeth look like the spaceships in its namesake video game from the early 1980s.

Tooth fossils of cave dwellers represent the first known instance of our species inhabiting a rainforest.

An investigation of fossilized teeth reveals that some dinosaurs took more than six months to hatch, hindering their abilities to procreate quickly and efficiently.