The first around-the-world air race was sponsored to prove that the airplane had a commercial future. Four pilots took off from Seattle and two returned 175 days later.
The internationally famous carnival of delights in New York was the birthplace of the hot dog and the roller coaster.
A brilliant scientist, Oppenheimer was tasked with the development of the atomic bomb during World War II.
Though first seen only as an expensive luxury, Alexander Graham Bell's telephone soon transformed American life and became a necessity.
The effort of pioneering researchers to conceive babies through in vitro fertilization.
The grave truth behind modern forensics was discovered in 1920s New York.
A marvel of engineering, architecture, and vision, the story of the Beaux Arts structure on 42nd street that forever changed midtown Manhattan.
The U.S. and the Soviet Union race to build the hydrogen bomb during the Cold War, thus beginning the nuclear arms race.
Robert Moses fueled some of the most ambitious -- and controversial -- public works projects ever conceived.