The definitive reference, from the authority on science and technology Scientific American is among the most recognized and well-regarded science publications in the world. This comprehensive, useful reference provides the most commonly sought science information in a lively, accessible format. It is arranged thematically in sixteen sections that cover everything from astronomy and earth science to the human body and technology. Also provided are over 500 biographies of key science figures, chronologies of scientific developments, thousands of glossary terms, and hundreds of useful Web sites. Includes hundreds of visual elements, including tables, charts, diagrams, and illustrations * Provides hundreds of sidebars featuring fascinating facts, mnemonic aids, and quizzes. Scientific American (New York, NY) is one of the world's leading science and technology publications. In English, it reaches more than three million people around the world by subscription, newsstands, and online.