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First Pocket Calculator

Nowadays we can find calculators on our wristwatches, computers and smartphones. But in 1972 the pocket calculator contained the very latest in portable technology.

Edison's Light Bulb

Thomas Edison’s most famous innovation created light that’s used in everyday life. Edison ... more

John Dillinger Killed

Notorious gangster John Dillinger was killed outside a Chicago movie theatre on July 22, 1934. ... more

Killer Smog in Donora, Pennsylvania

A small milling town in Pennsylvania was submerged in killer smog in October 1948. Donora, Pennsylvania, ... more
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