For most of the 20th century, the model of human origins was a tree: with the trunk dividing into branches, and then twigs.

Every human voice is acoustically unique. The anatomy and evolutionary history behind that fact turns out to be one of ...

We all know about the dinosaur called the Tyrannosaurus rex, also known as the T. rex, which is famous for its large head and ...

The evolution of tiny arms in several groups of meat-eating dinosaurs was likely driven by the development of strong, ...

At least five groups of two-legged, mostly meat-eating theropod dinosaurs experienced a shortening of the upper arms over the ...

The tooth of an extinct baby mammoth is considered a rare find in Mississippi and it will be at a museum in June.

Baby teeth have a value that goes beyond money from the tooth fairy. Scientists say they also hold the key to figuring out what metals in the environment infants were exposed to — and how they affect ...

A new study examined baby teeth and found there are critical windows early in a child's life when their developing brains are particularly vulnerable to exposures to metals in the environment.

Teeth and bones are both hard, white and heavy with calcium, but that doesn't make them one and the same. From the way they look to how they heal, teeth are quite different from the body's bones.

The more than one-month-long celebration will be attended by fans from near and far. The event is expected to draw large international crowds. ICE arrests Pakistan man in Providence ICE officers ...