Their sharp teeth and tenacious bite have earned them a nickname on the other end of the religious spectrum: sand devil. As we mentioned, the angel sharks live up to their "squatty" name ...

Our study was one of the first to date Florida coastal deposits using fossil shark teeth and a technique that looks at variations in ocean strontium. Strontium is a chemical element that occurs ...

When you think about sharks, the first thing that might come to mind are huge jaws filled with rows of deadly-looking teeth. But shark teeth come in many shapes and sizes. They can tell us how these ...