Bacteria, viruses, and fungi...microbes are everywhere. You may think they are all harmful, but most microbes are beneficial. These tiny organisms are too small for us to see, but they impact our lives every day. Readers learn how microbes live in and on our bodies, help make food, inhabit extreme environments, and even change history. Sara L. Latta, with a master's degree in microbiology, tells of the fascinating world of the unseen microbes in our...