A new genome-based study suggests that ancient sharks like frilled and cow sharks could sit outside the family tree that ...

Research has shown that pelagic sharks tend to have longer, narrower fins compared to their benthic relatives, which typically possess shorter, rounded fins. A key to understanding how sharks navigate ...

As a shark tooth and fossil hunting enthusiast, I often have people ask me why I find fossils so fascinating. To me, the answer is simple: I’m astounded by the fact that I can walk along the beach in ...

More than 100 million years ago, scientists say, warming seas and reduced oxygen may have sent some sharks higher into the water column, where they evolved to be fierce and hungry. By Jeanne Timmons ...

Despite multiple mass extinctions, the frilled shark has managed to thrive for 100 million years. Today, it remains one of evolution’s most haunting survivors. Long before forests reshaped Earth’s ...

Far below the ocean's surface, where sunlight fades into a cold blue darkness, the goblin shark moves slowly through the deep ...

It's Shark Week, and Mammoth Cave took the unofficial holiday to announce the discovery of another new shark species. Mammoth Cave announced the discovery of the "Macadens olsoni" Thursday. The fossil ...

A research team from the National Park Service and the Smithsonian Paleobiology Department recently announced the discovery of three previously unknown species of ancient sharks in Kentucky’s Mammoth ...