"The Wizard of Menlo Park," Inventor Thomas Edison, built the first practical light bulb and revolutionized the world.
Three years before the Gold Rush, 87 pioneers took a shortcut westward to California, only to get caught in the snows of the Sierra Nevada.
President Theodore Roosevelt was caught in the middle of the first major battle for wilderness preservation in Yosemite National Park.
A year in the life of Wyoming cowboys and the ranching families of the American West.
The dramatic story of the streamliners is one of remarkable achievements and opportunities lost.
When two passenger ships collide off Nantucket in 1909, 1,500 people rely on 26-year-old Jack Binns to operate a new technology - wireless telegraphy - to save them all.
The effort of pioneering researchers to conceive babies through in vitro fertilization.
The worst epidemic in American history killed over 600,000 Americans during World War I.