Presents a timeline of American history from 1500 to the current decade, with images from the collections and exhibitions of the National Museum of American History of the Smithsonian Institution.

Although quantum computing is a nascent field, there are plenty of key moments that defined it over the last few decades as scientists strive to create machines that can solve impossible problems.

The IBM Personal Computer was late to the market, arriving in 1981, but is still considered one of the most influential computers in history. But upstarts were beginning to nip at IBM's heels.