Hundreds of well-illustrated articles explore the most important fields of science. Based on content from the McGraw-Hill Concise Encyclopedia of Science & Technooogy, Fifth Edition, the most widely used and respected science reference of its kind in print, each of these subject-specific quick-reference guides features: * Detailed, well-illustrated explanations, not just definitions * Hundreds of concise yet authoritative articles in each volume * An easy-to-understand presentation, accessible and interesting to non-specialists * A portable, convenient format * Bibliographies, appendices, and other information supplement the articles