France’s King Louis XIV was offered biological weapons by an Italian chemist. He not only refused, but also paid the chemist an annual salary to never reveal the technology to anyone else.
21
The universally popular Hershey bar was used overseas during World War II as currency.
112
Romans used a plant called Silphium as contraception. They had so much sex that they drove it into extinction.
24
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
Ancient Romans at one time used human urine as an ingredient in their toothpaste.
37
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47