Shark teeth have long fascinated humans. From your average beach-comber stumbling across one embedded in the sand, to a paleontologist trying to determine their evolutionary significance to scientists ...

Fossils have a way of captivating everyone, no matter their profession or the species unearthed, but there’s something about Megalodon that grips the imagination like no other. Fossilized shark teeth ...

(THE CONVERSATION) Most kids have a natural curiosity about sharks − especially their sharp and abundant teeth. Our team had the idea to use the appeal of this charismatic apex predator to teach how ...

Add Yahoo as a preferred source to see more of our stories on Google. A student creates their model using Google Teachable Machine. Christine Wusylko, CC BY-ND Most kids have a natural curiosity about ...

Add Yahoo as a preferred source to see more of our stories on Google. A paleontologist holds a megalodon fossil tooth. Kristen Grace/FLMNH, CC BY-SA The ratios of strontium isotopes in fossil shark ...

The ratios of strontium isotopes in fossil shark teeth can be used to better understand how coastal environments evolved in ancient times, according to our newly published work. Our study was one of ...

Bruce J. MacFadden receives funding from the National Science Foundation. Stephanie Killingsworth does not work for, consult, own shares in or receive funding from any company or organization that ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Christine Wusylko, University of Florida and Pavlo Antonenko, University of Florida ...

A Southwest Florida man has shared his incredible haul of fossilized shark teeth, found while sifting through the Peace River. Michael VanEtten, 46, has been combing Florida rivers and streams for ...

Otodus megalodon was the largest predatory fish in Earth's history. Measuring up to 24 meters, it was longer than a truck with a trailer and weighed almost twice as much. Embedded in its jaws were ...

Bull sharks (Carcharhinus Leucas) are one of the ocean’s most fearsome creatures. Although some animals may prey on bull sharks, such as crocodiles, killer whales, and the occasional great white shark ...