Introduced in 1971, the microprocessor is basically the fundamental driving force and brain of all of the digital equipment we use today -- from iPhones and computers to notebooks and tablets.
Harry Truman was responsible for finding America's place at the start of the Cold War. Part of the award-winning Presidents collection.
The grave truth behind modern forensics was discovered in 1920s New York.
The Alaskan Highway stands today as one of the boldest homeland security initiatives ever undertaken.
The life of the legendary photographer, known best for his black and white images of the wilderness of the American West.
Native Alaskans, oil company representatives, environmentalists, politicians, and others tell the story of the 800-mile pipeline.
The true story behind the most romanticized, infamous outlaw couple in U.S. history and their gang.
The legendary tale of Emeline Gurney, who - as the story goes - sold an illegitimate child at the age of 14 only to marry him at a later age.
America's first great songwriter, Stephen Foster, wrote 200 songs but died a penniless alcoholic at 37.