Simple text and photographs explain basic scientific processes, the way we use milk around the world, and why it is good for you.

"How did an animal product that spoils easily, carries disease, and causes digestive trouble for many of its consumers become a near-universal symbol of modern nutrition? In the first cultural history of milk, historian Deborah Valenze traces the rituals and beliefs that have governed milk production and consumption since its use in the earliest societies. Covering the long span of human history, Milk reveals how developments in technology, public...