Add Yahoo as a preferred source to see more of our stories on Google. Smiling face A new study identifies 18 genome regions that influence tooth size and shape, of which 17 have not been linked to our ...

A study of fossil teeth from China shows early mammals got bigger before their diets became specialized after the ...

Researchers report that they have identified genetic variants that determine the shape of human teeth, including a gene inherited from Neanderthals. The scientists published their paper “PITX2 ...

Imagine a vast, lush forest dominated by giant flightless birds and crocodiles. This was Australia's Red Center 25 million years ago. There lived several species of koala; early kangaroos the size of ...

Carnivorous animals come in all shapes and sizes, from the 500-gram quoll to the 500-kilogram polar bear. This disparate group of mammals shares a common feature: canine teeth at the front of their ...

From embryo to turtle cracker: a team led by palaeobiologist Julia Türtscher from the University of Vienna studied the multiple changes in tooth shape in the tiger shark. The study, recently published ...

Genetic variants that determine the shape of your teeth – including a gene inherited from Neanderthals – have been identified by a team co-led by UCL researchers. In a new paper published in Current ...

Is it true that your tooth shape and other things may dictate how you’re supposed to floss? Dental experts recommend flossing teeth at least once a day, ideally before bed. The goal is to remove food ...

Multiple tooth shapes make the analysis more difficult "This so-called heterodonty, i.e. the occurrence of different tooth shapes in the same jaw, has proven to be one of the greatest challenges for ...