And often, only teeth or fragments of skulls are found, he added. The discovery of such a complete skull allows researchers to learn concrete traits of the animal, such as how big muscle ...

About 30 million years ago, parts of Egypt were covered in lush forests. Within those trees, lurked an order of fearsome big cat-sized carnivores called Hyaenodonta. These apex predators thrived ...

As you age, your risk for higher blood sugar increases—which raises the risk of type 2 diabetes for adults in their 50s, 60s, and 70s. Using a chart of blood sugar levels by age can help you track ...