The last time American Green cards were actually green was 1964.
60
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
Approximately 25,000 workers died during the building of the Panama Canal, and approximately 20,000 of them contracted malaria and yellow fever.
14
There is a 600 year old 240 paged book called the Voynich Manuscript, that’s written language is still completely unknown today.
15
Originally, Du Pont, Inc. was a tiny gun powder mill in New Jersey.
20
Tickling was a form of torture used in ancient China on nobility because it left no mark and recovery was quick.
33
Two dogs were among the Titanic survivors.
262