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
Only eight men were killed in the battle of lexington!
62
Leonardo Da Vinci made a robotic lion in 1515 that would walk, sway, open its mouth and move its tail - it even had a compartment that opened to present flowers.
22
There are 92 known cases of nuclear bombs lost at sea.
148
Recently, archaeologists excavating in the old medieval town of Odense in Denmark uncovered 700-year-old barrels of poop - and, to their surprise, they still smelt.
11
Leonardo da Vinci could write with one hand and draw with the other at the same time.
56
