The unusual life of David Vetter, who lived permanently inside a germ-free environment due to severe combined immunodeficiency.
A brilliant scientist, Oppenheimer was tasked with the development of the atomic bomb during World War II.
Clemente was an exceptional baseball player whose career sheds light on larger issues of immigration, civil rights and cultural change.
In 1936 Angie Debo uncovered the U.S. government's theft of Native Americans' oil rich lands in Indian Territories of Oklahoma.
A nostalgic and humorous look at how old world Chicago lives side by side with the new.
William "Buffalo Bill" Cody's legendary exploits helped create the myth of the American West that still endures today.
A look at the poor Scottish emigrant boy who built a fortune in telegraphy, railroads and steel, and then began systematically to give it all away.