This specimen, 9 million years old, is one of the best-preserved ever found. Cosmopolitodus hastalis measured nearly 23 feet (7 meters) and had sharp teeth nearly 3.5 inches (9 cm) long. This predator ...

third row f.l.t.r. Upper and lower tooth Notidanodon loozi, Isurus oxyrinchus, Carcharodon hastalis. Credit: Manuel A. Staggl Diversity curve of neoselachians (modern sharks and rays and the ...

"We have found teeth from sharks that were specialised ... The 23ft, 9-million-year-old shark known as Cosmopolitodus Hastalis was discovered last week 146 miles south of Lima in Peru's Pisco ...

Cosmopolitodus hastalis measured nearly 23 feet (7 meters) and had sharp teeth nearly 3.5 inches (9 cm) long. This predator dominated the waters of the South Pacific millions of years ago.

Almost a year ago, Rooster Teeth said it was shutting down after 21 years following parent Warner Bros. Discovery‘s failure to find a buyer for the money-losing fandom, gaming and comedy ...

Universal Images Group via Getty Images A loose tooth that won’t heal for no apparent reason, especially if it’s paired with pain or swelling, could signal more than a standard dental issue.

Getting whiter teeth doesn't have to mean spending a fortune at the dentist. You can get professional-looking results with at-home whitening kits that won't break the bank. From easy-to-use strips ...

Or maybe your dentist. But excessive teeth grinding and clenching can have unexpected, painful consequences. Grinding/clenching, clinically known as bruxism, is common, periodic behaviour in ...

If you’re looking to brighten your smile, using the right teeth whitening product is more affordable and convenient than going into the dentist’s office. Products for home use come in various ...

There's many pieces about how your teeth can tell you a lot about the rest of your body. For example, poor oral hygiene can contribute to problems like heart issues. That's why it's important to ...