A new species of ancient shark was identified by teeth found in a Kentucky national park. The teeth were found at Mammoth Cave National Park, which encompasses some of the Mammoth Cave, the largest ...

New research shows that losing threatened requiem shark species could erase millions of years of tooth evolution and squeeze ...

Scientists have discovered a colossal shark that lived 115 million years ago, long before Megalodon. Using rare fossilized vertebrae and modern imaging, researchers reconstructed this ancient apex ...

From embryo to turtle cracker: a team led by palaeobiologist Julia Türtscher from the University of Vienna studied the multiple changes in tooth shape in the tiger shark. The study, recently published ...

A little girl in Maryland got a big surprise for Christmas, but it wasn't under her tree — it was an ancient fossil hiding underwater. Alicia Sampson wrote on Facebook that her daughters Molly and ...

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 ...

Sharks are known as iconic marine predators — and their sharp chompers come with the territory. Certain shark species can have hundreds to thousands of teeth at a time that are consistently yanked out ...

The 3-inch long teeth are on display at the Melbourne Museum. No, this isn't a publicity stunt for the new movie "Meg." A teacher and fossil enthusiast found a giant set of prehistoric shark teeth ...

An outdoorsy eight-year-old found a fossilized shark tooth from a long-extinct species while he was on a family vacation in South Carolina earlier this month of August 2022. Young Riley Gracely of ...

From embryo to turtle cracker: a team led by palaeobiologist Julia Türtscher from the University of Vienna studied the multiple changes in tooth shape in the tiger shark. The study, recently published ...