Robert Noyce's invention of the microchip launched the world into the Information Age.
The African American jazz composer and bandleader performed regularly at Harlem's Cotton Club, leaving a legacy in music.
During the 1960s the Ku Klux Klan would rise again in the most progressive southern state.
Engineer James Eads tamed the mighty Mississippi, turning New Orleans into the second largest port in the nation.
Marcus Garvey, a black nationalist leader from Jamaica, had great successes and failures before being jailed and deported from the US in 1927.
During the defining months of the offensive against Germany, American forces faced a moral and strategic dilemma.
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.