Leonardo Da Vinci predicted the mass use of solar energy as long ago as 1447.
153
The handbook issued to US soldiers in Britain during WW2 included the line "The British don't know how to make a good cup of coffee. You don't know how to make a good cup of tea. It's an even swap."
23
The Mint once considered producing doughnut-shaped coins!
60
Clocks made before 1660 had only one hand - an hour hand.
41
The ancient Egyptians thought the function of the brain was to produce snot.
16
Early American humans hunted car-size armadillos and used their shells for houses.
12
In Ancient Greece, if a woman watched even one Olympic event, she was executed.
40
The average life span of a peasant during the medieval ages was 25 years.
68