In 1960, Francis Gary Powers' U-2 spy plane was shot down over the Soviet Union. The plane had provided a high-tech peek behind the Iron Curtain during the Cold War.
The impact of tuberculosis in America, once the deadliest killer in human history.
Engineer James Eads tamed the mighty Mississippi, turning New Orleans into the second largest port in the nation.
Accounting for America's most famous inventor and his role in America's future.
A gripping tale of medical intervention gone awry, and one of the most barbaric mistakes of modern medicine.
The story of the polio crusade pays tribute to a time when Americans banded together to conquer a terrible disease.
The staggering death tolls of the Civil War permanently altered the character of the republic and the psyche of the American people.
The historic journey of Apollo 8 captivated the world in 1968 -- a bright spot in a year marked by political assassinations, race riots, and the Vietnam War.
A minute-by-minute account, on both sides of the Pacific, leading up to the surprise attack on the U.S. fleet at Pearl Harbor.