New research explores how diet, evolution, and facial anatomy may have shaped our modern smiles. Studies of ancient skulls show wider jaws and fewer malocclusions, leading researchers to explore how ...

Dogs have some of the most evolved teeth in the animal kingdom, to help them eat, groom, and defend themselves. But how does the number of teeth a dog have compare to the number that humans have? Do ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

Studies of ancient skulls show wider jaws and fewer malocclusions, leading researchers to explore how diet and lifestyle shaped the human face. Photograph by Alan/Adobe Stock Braces, rubber bands, ...