Dr. Alfred Crosby, author of Epidemic and Peace 1918: America's Forgotten Pandemic.
Politics, culture, race relations, and technology in a year of change.
The story of the polio crusade pays tribute to a time when Americans banded together to conquer a terrible disease.
The Pennsylvania Railroad Company accomplished an enormous engineering feat, but destroyed a great architectural monument.
The grave truth behind modern forensics was discovered in 1920s New York.
The first around-the-world air race was sponsored to prove that the airplane had a commercial future.
The Alaskan Highway stands today as one of the boldest homeland security initiatives ever undertaken.
Robert Noyce's invention of the microchip launched the world into the Information Age.
George Eastman introduced the Kodak and Brownie camera systems and transformed photography into something anybody could do.