“Nine in 10 people have teeth that are at least slightly misaligned, or maloccluded, and three quarters of us have wisdom teeth that do not have enough room to emerge properly,” said Peter S. Ungar a ...

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 ...

Human jaws today don't look like those of our ancestors, which may be why so many people now have crowded or crooked teeth. Underdeveloped jaws caused by less chewing has kept teeth from fitting ...