At a conference in North Carolina, “Evolution of human teeth,” the scientists voiced the main reason why teeth spoil-qualitative deterioration of food, it became softer. When people switched from poultry hunting to agriculture, and subsequently to supermarket products, the oral condition got worse. But that wasn’t the end, the next stage was a change in the diet, as well as a size reduction of a human jaw, which barely contains all 32 teeth.
Scientists, dentist...