Though first seen only as an expensive luxury, Alexander Graham Bell's telephone soon transformed American life and became a necessity.
After 18 years of struggles, the Golden Gate Bridge opened on May 27, 1937.
The historic journey of Apollo 8 captivated the world in 1968 -- a bright spot in a year marked by political assassinations, race riots, and the Vietnam War.
The impact of tuberculosis in America, once the deadliest killer in human history.
Robert Noyce's invention of the microchip launched the world into the Information Age.
The remarkable story of how a railroad was built connecting California to the East.
A brilliant scientist, Oppenheimer was tasked with the development of the atomic bomb during World War II.
Meet the genius engineer and inventor whose technology helped create our wireless world.