Angelene Forester remembers Walter Freeman's first patient -- her mother Ellen Ionesco.
Politics, culture, race relations, and technology in a year of change.
The unusual life of David Vetter, who lived permanently inside a germ-free environment due to severe combined immunodeficiency.
The remarkable story of mid-19th century ingenuity and perseverance during the laying of the transatlantic telegraph cable between North America and Europe.
The story of the polio crusade pays tribute to a time when Americans banded together to conquer a terrible disease.
The U.S. and the Soviet Union race to build the hydrogen bomb during the Cold War, thus beginning the nuclear arms race.
Equipment failure, human error and bad luck led to the country's worst nuclear accident in 1979.
The international race to develop biological weapons during the 20th century.
Brothers Wilbur and Orville Wright built a flying machine that made its first flight in Kitty Hawk, North Carolina in 1903.