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181

TIL that 88 percent of American drivers rate themselves as above average.

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WZvo TIL two white brothers took the Boston firefighters test claiming to be black so they would pass at the lower requirements. They worked for 10 years before being discovered.
o5OA TIL than in the 1850’s the entire city of Chicago was raised 5-10 feet with hydraulic jacks to improve drainage and make room for water and sewer lines, in response to outbreaks of typhoid fever and cholera.
dYr TIL Princess Marie Bonaparte, great-grandniece to Napoleon, discovered that the closer a woman’s clitoris is to her vagina, the easier she will orgasm. She later had her clitoris surgically moved, though it was unsuccessful.
woZvM TIL Fireflies produce light in special organs in their abdomens by combining a chemical called luciferin, enzymes called luciferases, oxygen and the fuel for cellular work, ATP. Entomologists think they control their flashing by regulating how much oxygen goes to their light-producing organs.
X4eX TIL that replacing metal wires and cabling with fiber optics will reduce the weight of United State’s next tank (M1A3) by 2 tons.