Accused by a janitor, a respected Harvard professor was hanged for the murder of Dr. George Parkman, one of Boston's richest citizens, in 1849.
Robert Noyce's invention of the microchip launched the world into the Information Age.
Politics, culture, race relations, and technology in a year of change.
After 18 years of struggles, the Golden Gate Bridge opened on May 27, 1937.
John Scopes' free speech trial pitted science against religion after the teacher presented Charles Darwin's theory of evolution in a Tennessee school.
The Alaskan Highway stands today as one of the boldest homeland security initiatives ever undertaken.
The life of the legendary photographer, known best for his black and white images of the wilderness of the American West.
Clemente was an exceptional baseball player whose career sheds light on larger issues of immigration, civil rights and cultural change.