Dental problems have tormented humans for ages, but the recent discovery and analysis of two 4,000-year-old teeth reveal how the ... on the oral environment and human health." ...

Putting together the puzzle of human evolution sometimes comes down to about 32 pieces–our teeth. Several fossil teeth dating back 1.77 million years hold some important clues into our ape and ...

Teeth grew from the scales of primitive shark-like fish millions of years ago, research by scientists suggests. Old lineage cartilaginous fish like sharks, skates and rays that have skin which ...