The World Trade Center towers used to have two zip codes, 10047-10048, one for each building.
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Romans used a plant called Silphium as contraception. They had so much sex that they drove it into extinction.
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India invented the Number System. Zero was invented by Aryabhatta.
59
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
High Heels were originally made for men in the 16th century.
78
Early American humans hunted car-size armadillos and used their shells for houses.
12