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
Genghis Khan exempted the poor and clergy from taxes, encouraged literacy, and established free religion, leading many peoples to join his empire before they were even conquered.
28
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
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
The time interval from first sighting of the iceberg that sank the Titanic to impact was a little over 30 seconds.
105