Discover why tiger shark teeth are so powerful, from their saw-like serrations to their bone-crushing bite force.

So, they don't leave behind bony fossils like dinosaurs or humans would. So, when people find remnants of the ancient sharks that are that big, it's a big deal. Basak called the tooth a "unicorn ...

(MENAFN- The Conversation) 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 ...

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 ...

Students then get to work with fossil kits containing 15 real fossil shark teeth and one 3D-printed megalodon tooth. Megalodons were behemoth sharks that roamed the waters starting 20 million ...

and many of the shark teeth aren’t fossils. Shark teeth fossils are typically thousands to millions of years old. They’re darker in color because the organic material has been replaced with ...

Shark teeth are often considered the most common vertebrate fossils in the world, and for good reason. Each individual shark has rows upon rows of chompers that fall out and get replaced in ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Paleobiologist Dr ...

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 ...

Advertisement Article continues below this ad We are researchers in AI literacy and STEM education who helped create a series of lessons that use fossil shark teeth to demonstrate the power and ...