In this newly revised volume, the well-known science writer Ritchie Calder reveals the dramatic development of modern science from the steam engine to the 100 megaton bomb . . . and tells how discoveries in astronomy, physics, chemistry, and biology affect our lives and the affairs of the world. Science in Our Lives is a volume in the Signet Science Library-books by leading scientists and educators that present nontechnical explanations of the latest knowledge, developments, and discoveries in the field of science.