To reduce costs and increase production of his most successful automobile -- the Model T -- Henry Ford borrowed a tactic from the meatpacking industry and implemented the assembly line in his manufacturing plant. It would revolutionize the auto industry as would Ford's groundbreaking Five Dollar Day wage for an eight-hour shift.
Silent film actress Mary Pickford played a pivotal role in bringing Hollywood into the center of the motion picture industry.
The internationally famous carnival of delights in New York was the birthplace of the hot dog and the roller coaster.
The unusual life of David Vetter, who lived permanently inside a germ-free environment due to severe combined immunodeficiency.
A civil rights leader in Harlem before entering politics, Powell was one of the most charismatic black leaders of the 20th century.
The trial of Charles Julius Guiteau, who assassinated President James A. Garfield, turned into a public battle over the meaning of insanity.
The influential musical pioneers from Appalachia whose recordings lifted spirits during the Great Depression.
The young CBS reporter changed his pacifist ideals after reporting on the rise of fascism in Europe during World War II.
Before he became the first U.S. president, service to the colonies would profoundly change George Washington.