Leonardo Da Vinci predicted the mass use of solar energy as long ago as 1447.
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The Ramses brand condom is named after the great pharaoh Ramses II who fathered over 160 children.
153
In 1982, a high school student from Los Angeles, California unscrambled the Rubik's Cube in 22.95 seconds.
60
The average life span of a peasant during the medieval ages was 25 years.
68
The first telephone book was one page long and had only 50 names in it.
91
If Earth's history was condensed into twenty-four hours, life would've appeared at around 4am, land plants at 10:24pm, dinosaur extinction at 11:41pm, and human history would’ve began at 11:58:43pm.
21
Nazi leader Adolf Hitler had only one testicle.
117
Canada's new flag, with its maple leaf design, was unfurled in 1965 in Ottawa!
22