Contents

[ Preface] 5 [I. The Need to Know] 13 [II. Atoms] 18 [III. Nuclei] 26 [IV. The Law of Radioactive Decay] 37 [V. Breakup of the Nucleus] 41 [VI. Reactions Between Nuclei] 49 [VII. Fission and the Chain Reaction] 58 [VIII. Action of Radiation on Matter] 68 [IX. The Test] 80 [X. The Radioactive Cloud] 87 [XI. From the Soil to Man] 104 [XII. Danger to the Individual] 116 [XIII. Danger to the Race] 127 [XIV. The Cobalt Bomb] 134 [XV. What About Future Tests?] 137 [XVI. Has Something Happened to the Weather?] 146 [XVII. Safety of Nuclear Reactors] 152 [XVIII. By-products of Nuclear Reactors] 160 [XIX. The Nuclear Age] 168 [ Glossary] 175