In 1897, Bayer, who is the maker of Aspirin, marketed the drug heroin.
56
In Ancient Greece, if a woman watched even one Olympic event, she was executed.
40
February 1865 is the only month in recorded history to not have a full moon.
83
Tickling was a form of torture used in ancient China on nobility because it left no mark and recovery was quick.
33
There are pictures of Knights fighting Snails in old Medieval manuscripts - and nobody knows why.
23
Modern humans first appeared about 200,000 years ago, but record keeping didn't begin until about 6,000 years ago. That means about 97% of human history is lost.
21


