Three years before the Gold Rush, 87 pioneers took a shortcut westward to California, only to get caught in the snows of the Sierra Nevada.
The contradictory history of a dam that became a statement of American power and prestige.
The Pennsylvania Railroad Company accomplished an enormous engineering feat, but destroyed a great architectural monument.
Robert Noyce's invention of the microchip launched the world into the Information Age.
The Chiricahua Apache medicine man and warrior who refused to accept white man's 'civilization.' Part of The Wild West collection.
The grave truth behind modern forensics was discovered in 1920s New York.
The U.S. and the Soviet Union race to build the hydrogen bomb during the Cold War, thus beginning the nuclear arms race.
Politics, culture, race relations, and technology in a year of change.