A team of paleontologists identified a new species of extinct shark from Morocco’s phosphate mines. It is called Pseudocorax ...

Editor’s note: Every year, hundreds of undergraduates at the University of Delaware pursue research under the guidance of a faculty mentor. Such experiences provided by UD — a nationally recognized ...

A rendering of Clavusodens mcginnisi, or “McGinnis’ nail tooth,” an ancient shark that stalked the ocean floor 340 million years ago. Rendering courtesy of the National Park Service A shark no larger ...

An international scientific team has identified fossilized shark teeth in the phosphate deposits of Khouribga that point to a previously unknown extinct shark species that lived at the end of the age ...

Scientists have identified more than a dozen species of prehistoric sharks and rays that once lived in a single marine ecosystem, providing a fascinating glimpse into this ancient world. The sharks ...

Prehistoric shark teeth found in limestone formations in north Alabama and in a cave in Kentucky led to the discovery of two new ancient species of the predatory fish. The sharks, Troglocladodus ...

A shark fossil found in Alabama dating back 65 million years is a new species, the nonprofit McWane Science Center in Birmingham announced this week. The fossils the center examined were unearthed ...

A previously unknown species of ancient shark has been discovered in Kentucky's Mammoth Cave National Park, home to the world's longest cave system. The system, which is located in the state's ...