In 1897, Bayer, who is the maker of Aspirin, marketed the drug heroin.
56
Al Capone's armored limousine, after being seized by the feds, was later used to protect Franklin Delano Roosevelt (FDR), 32nd President of the US, after the attack on Pearl Harbor.
20
Clocks made before 1660 had only one hand - an hour hand.
41
Early American humans hunted car-size armadillos and used their shells for houses.
12
Leonardo Da Vinci predicted the mass use of solar energy as long ago as 1447.
153
India invented the Number System. Zero was invented by Aryabhatta.
59
In Ancient Greece, if a woman watched even one Olympic event, she was executed.
40