Sharks have ruled the Earth’s oceans for 400 million years and recent research on fossilized shark teeth has led to the ...

Our study shows that fossil shark teeth are more resistant to these types of changes due to their outer enamel-like surface. Remarkably, fossil shark teeth are also incredibly abundant.

Sharks have teeth that are kind of on a conveyor belt. As the front ones break out, they're replaced by others that roll forward to take their place. Big shark species might get through 50,000 ...

Louis-Philippe Bateman's fascination with megalodon began with a single sentence in a book about Canada's geological ...

Numerous shark species are capable of inflicting mortal ... Ranging from 15 to 20 feet in length and equipped with rows of razor-sharp teeth, they are apex predators capable of inflicting serious ...

A new species of shark that was one of the ocean's top predators after the extinction of the dinosaurs has been discovered in the United States. The fossilised teeth were found 100 years ago in ...

Great whites get all the glory, but bottom-dwelling sharks bring plenty to the table. Here, we're looking at some of our favorite seabed shark species.

Shark sex is a bitey business, with males grasping females with their teeth during the act. The resulting wounds are helping scientists to figure out when and where sharks are doing the deed.