From the Gateway Arch, Rockefeller Center, the Sears Tower, and the Empire State Buiding to the carvings on Mount Rushmore, the Golden Gate Bridge, the Space Needle and Grand Central Terminal, the U.S. has dozens of impressive, important, and iconic structures. Which ones have you been to? Which has had the biggest impact on its local community and on the country? Which one is your favorite?
George Eastman introduced the Kodak and Brownie camera systems and transformed photography into something anybody could do.
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.
The first around-the-world air race was sponsored to prove that the airplane had a commercial future.
The story behind the development of the oral contraceptive that put women in control of birth control.
A brilliant scientist, Oppenheimer was tasked with the development of the atomic bomb during World War II.
The worst epidemic in American history killed over 600,000 Americans during World War I.
The effort of pioneering researchers to conceive babies through in vitro fertilization.