Pierre Jaquet-Droz, a watchmaker, 240 years ago invented a robot that could write, and the parts could be interchanged to say whatever you want.
13
The last time American Green cards were actually green was 1964.
60
Approximately 40% of the U.S. paper currency in circulation was counterfeit by the end of the Civil War.
47
Until President Kennedy was killed, it wasn't a federal crime to assassinate the President.
341
In 1963, the US Military created an artificial ring around Earth, similar to that of the planet Saturn. The ring was made of copper needles and was used for worldwide communications in the case that the Soviets disabled all other methods of communication.
26
The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
14
Pilgrims did not eat with forks. They only used spoons, knives and their fingers.
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