"The Wizard of Menlo Park," Inventor Thomas Edison, built the first practical light bulb and revolutionized the world.
The unusual life of David Vetter, who lived permanently inside a germ-free environment due to severe combined immunodeficiency.
A nostalgic and humorous look at how old world Chicago lives side by side with the new.
Joseph Goebbels, the second most powerful man in Nazi Germany, was the mastermind behind Adolf Hitler's success.
At the height of segregation, an unlikely alliance between a black medical genius and a white surgeon led to a pioneering medical breakthrough.
The black residents of Tulsa relive their community's remarkable rise and tragic decline.
A look at JFK's assassination by Lee Harvey Oswald and the subsequent investigations that lead to a widespread loss of trust in government institutions.