Pierre Jaquet-Droz, a watchmaker, 240 years ago invented a robot that could write, and the parts could be interchanged to say whatever you want.
13
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
Contrary to popular belief, the first ironclad warships were built by Korea in the 16th century.
14
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
Grenades were invented in China over 1,000 years ago.
50
A monk had once written over a book that contained information about calculus that was written by Archimedes in ancient Greece that could have made us 100 or even 1000 years more mathematically and technologically advanced.
13
There's no evidence that pirates made people walk the plank.
151
The Statue of Liberty was a gift of friendship resulting from the diplomatic relationship between the United States and France.
97