"Take a journey inside a dustball and discover the tiny mites that live within it. Read about DNA - one of the building blocks of life, and focus on viruses that attack and destroy cells. Then find out about nanotechnology, the science of building tiny machines, and what amazing tasks machines might perform in the future. Explore a world that extends far beyond the reaches of the naked eye. " -- cover.

Includes glossary, index, and discussion starters.