Howard Dully discusses the lobotomy that Walter Freeman performed on him when he was 12.
The story behind the development of the oral contraceptive that put women in control of birth control.
After 18 years of struggles, the Golden Gate Bridge opened on May 27, 1937.
Native Alaskans, oil company representatives, environmentalists, politicians, and others tell the story of the 800-mile pipeline.
Equipment failure, human error and bad luck led to the country's worst nuclear accident in 1979.
Brothers Wilbur and Orville Wright built a flying machine that made its first flight in Kitty Hawk, North Carolina in 1903.
The most daring and innovative accomplishment at the turn of the 20th century.
The international race to develop biological weapons during the 20th century.
The impact of tuberculosis in America, once the deadliest killer in human history.