Up-to-date, concise, and easy to use, the Science and Technology Encyclopedia is a reliable resource for a wide general readership-from high school students to undergraduates to all those with an interest in the comprehensive array of scientific fields it covers. It includes: *More than 6,500 authoritative A-Z entries covering earth and life sciences (including natural history, physics, chemistry, medicine, information technology, and other disciplines) *Biographical entries for more than 850 famous scientists, detailing their careers and achievements *Over 20,000 cross-references *More than 250 detailed illustrations, including schematic diagrams, representational natural history artwork, and technical cutaway diagrams.