Teeth : Science World Report

Jul 29, 2015 03:50 PM EDT

560000-Year-Old Human Tooth Discovered by Students

Students have uncovered a 560,000-year-old tooth in a French cave. The new findings could actually be the oldest human remains to be found in France to date.

Jul 28, 2015 08:50 AM EDT

Dinosaurs Bit with Ever-Growing, Saw-like Teeth to Remain Top Predators

Some dinosaurs were voracious predators, ripping and tearing through their prey with their sharp teeth. Now, scientists have taken a closer look at the bite of dinosaurs in order to better understand the structure that allowed them to be such successful hunters.

Jun 18, 2015 08:11 AM EDT

Evidence of Ancient Human Pollution Revealed in 400,000-Year-Old Teeth

Scientists may have gotten one of their earliest looks at human pollution with the help of some 400,000-year-old teeth.

Mar 11, 2015 04:06 PM EDT

New Tool Helps Fight Gum Disease: Graphene

New findings published in the journal ACS Applied Materials & Interfaces are working to find various dental diseases that are caused by an overgrowth of certain bacteria in the mouth; these are also among some of the most common health problems in the world.

Feb 16, 2015 07:08 AM EST

Beavers' Decay-Resistant Tooth Enamel May Save Humans' Teeth

Beavers may have shown scientists a way to improve human tooth enamel. It turns out that they have protection against tooth decay built into the very chemical structure of their teeth: iron.

Feb 03, 2015 10:18 PM EST

The Largest Rodent That Ever Lived Used Its Front Teeth Like Elephant Tusks

Scientists at the University of York and The Hull York Medical School (HYMS) have discovered the largest rodent that ever lived--a creature that may have used its front teeth just like an elephant used its tusks.

Jan 07, 2015 03:27 PM EST

Missouri Baby Born With Her Two Front Teeth For Christmas

While the vast majority of babies won't start to sprout their teeth until between 4 and 7 months of age, Branson, Mo., baby Alyssa Bailey was a little bit ahead of schedule. When she was born three days after Christmas in perfectly healthy condition, her two lower front teeth had already sprouted in...

Oct 14, 2014 08:44 AM EDT

Athletes' Teeth May Suffer from High-Carb Diets, Sports Drinks and Eating Disorders

When you think about athletes, you think that they're in good health. A new study, though, shows that their diet--and teeth--may be suffering.

Sep 25, 2014 05:25 PM EDT

Overly Intense Exercise Can Actually Damage Your Teeth

Exercise is typically linked to a strong mind and body. However, did you know that too much can actually hurt your teeth? Recent findings published in the The Scandinavian Journal of Medicine & Sciences in Sports found that too much exercise can actually be bad for your dental hygiene.

Aug 05, 2014 09:47 AM EDT

High-Acidity Drinks Cause Permanent Damage to Young Mouths

A sip or two of soda for young children carry some serious health consequences for their teeth. A new study conducted by dental researchers at the University of Adelaide found that high acidity drinks--including sodas, fruit juice, sports drinks and other beverages--form a "triple-threat" of permane...

May 07, 2014 08:52 AM EDT

Thick Tooth Enamel Sheds Light on Human Evolution

Thick tooth enamel is part of what makes us human. But why did our teeth evolve like they did? A new study sheds light on how evolution shaped our teeth, one gene at a time.

Feb 07, 2014 12:10 PM EST

Fossil Evidence Reveals Oldest Predators on Earth Possessed ‘Steak-Knife’ Teeth

The Dimetrodon, a carnivorous predator that roamed the Earth between 298 million and 272 million years ago, was the first to have serrated ziphodont teeth, otherwise known as “steak-knife” teeth according to a University of Toronto Mississauga study.