A brilliant scientist, Oppenheimer was tasked with the development of the atomic bomb during World War II.
Two days in 1967 revealed a nation divided over a war that continues to haunt us.
The stories of ordinary people in the tumultuous years after the Civil War, when America struggled to rebuild the Union.
George Eastman introduced the Kodak and Brownie camera systems and transformed photography into something anybody could do.
In the early 1830s, Texas, ruled by Mexico, held 20,000 U.S. settlers and 4,000 Mexican Tejanos, forcing residents to pick sides.
Ten years after American troops arrived in South Vietnam, communists seized Saigon in an attack that brought the war to a startling conclusion.
The story of the dramatic post-World War II tribunal that brought Nazi leaders to justice and defines trial procedure for state criminals to this day.