"Human children grow at a uniquely slow pace by comparison with other mammals. When and where did this schedule evolve? Have technological advances, farming and cities had any effect upon it?

Introduction : Why teeth? -- I. Development. Microscopes, cells, and biological rhythms -- The big picture : birth, death, and everything in between -- Things that can go wrong : stress, pathology, ...

The interaction between genetics and tissue environment shapes how individual teeth form in different regions of the jaw. While most experimental studies have focused on mandibular (lower jaw) teeth, ...

Kilat, the largest living lizard at the Toronto Metro Zoo, like other members of his species (Varanus komodoensis), truly deserves to be called the Komodo Dragon! Its impressive size and the way it ...