Native Alaskans, oil company representatives, environmentalists, politicians, and others tell the story of the 800-mile pipeline.
In 1934, American polar explorer Richard Byrd became the first to experience winter in Antarctica's interior.
Politics, culture, race relations, and technology in a year of change.
A Utah farm boy builds a prototype for a television, but is thwarted by movie studio executives wanting to control the technology.
The unusual life of David Vetter, who lived permanently inside a germ-free environment due to severe combined immunodeficiency.
The Alaskan Highway stands today as one of the boldest homeland security initiatives ever undertaken.
The internationally famous carnival of delights in New York was the birthplace of the hot dog and the roller coaster.
Accounting for America's most famous inventor and his role in America's future.
"The Wizard of Menlo Park," Inventor Thomas Edison, built the first practical light bulb and revolutionized the world.
During World War II, more than a thousand women signed up to fly with the U.S. military as WASPS.
After 18 years of struggles, the Golden Gate Bridge opened on May 27, 1937.
A marvel of engineering, architecture, and vision, the story of the Beaux Arts structure on 42nd street that forever changed midtown Manhattan.
The contradictory history of a dam that became a statement of American power and prestige.
The first around-the-world air race was sponsored to prove that the airplane had a commercial future.
Major Walter Reed's discovery in 1900 that mosquitoes spread yellow fever halted an outbreak and led to the disease's eventual eradication.
The remarkable story of mid-19th century ingenuity and perseverance during the laying of the transatlantic telegraph cable between North America and Europe.
During the Great Depression, Americans built the Hoover Dam, one of the greatest engineering works in history.
The worst epidemic in American history killed over 600,000 Americans during World War I.
Begun during the Civil War, the transcontinental railroad employed 20,000 men, mostly immigrants, who built the iron road with their bare hands.
The international race to develop biological weapons during the 20th century.
A gripping tale of medical intervention gone awry, and one of the most barbaric mistakes of modern medicine.
Equipment failure, human error and bad luck led to the country's worst nuclear accident in 1979.
Engineered by William Barclay Parsons, the 21-mile, four-track route of the New York City Subway was the largest public works project in history.
Postwar New York City and the global economic order told through the story of the World Trade Center.
The most daring and innovative accomplishment at the turn of the 20th century.
At the height of segregation, an unlikely alliance between a black medical genius and a white surgeon led to a pioneering medical breakthrough.
The story behind the development of the oral contraceptive that put women in control of birth control.
The grave truth behind modern forensics was discovered in 1920s New York.
The story of the polio crusade pays tribute to a time when Americans banded together to conquer a terrible disease.
The U.S. and the Soviet Union race to build the hydrogen bomb during the Cold War, thus beginning the nuclear arms race.