Discusses the personalities and events involved in the research, development and detonation of the atomic bombs built by the United States in the 1940s.
Focuses on the personalities and historical events which shaped the civilization of ancient Greece, from the story of the Trojan War to the conquests of Alexander the Great.
Discusses the physical characteristics, habitat, food, defenses, relatives, and extinction of the small but fierce meateating dinosaur that lived in prehistoric times.