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

A fearsome killer C. megalodon, often called simply “megalodon,” is famous for its massive size and sharp teeth. Its name in Greek means “big-toothed glorious shark” – a fitting moniker ...

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 ...

As participatory science continues to evolve, projects like Shark Tooth Forensics are a powerful example of successful collaboration between scientists, educators, and students. By putting real ...

A “serrated blade” found sticking from a rock on Isle of Wight in the UK has been identified as a shark tooth that could be 100 million years old, experts say. Wight Coast Fossils photo A ...

It may have been comparable in length to today's biggest whale sharks, the largest of which has measured in at 18.8 metres. Without a complete megalodon skeleton to measure, these figures are based on ...

Remarkably, fossil shark teeth are also incredibly abundant. Sharks ruled the earth's oceans for 400 million years, and every individual grows and sheds thousands of teeth in their lifetime.