The first around-the-world air race was sponsored to prove that the airplane had a commercial future. Four pilots took off from Seattle and two returned 175 days later.
The U.S. and the Soviet Union race to build the hydrogen bomb during the Cold War, thus beginning the nuclear arms race.
A gripping tale of medical intervention gone awry, and one of the most barbaric mistakes of modern medicine.
The impact of tuberculosis in America, once the deadliest killer in human history.
Robert Moses fueled some of the most ambitious -- and controversial -- public works projects ever conceived.
The story of the polio crusade pays tribute to a time when Americans banded together to conquer a terrible disease.
They were the first to brave the unknown.
In 1934, American polar explorer Richard Byrd became the first to experience winter in Antarctica's interior.
The story behind the development of the oral contraceptive that put women in control of birth control.