› added 10 years ago

72

TIL that the French mathematician, Abraham de Moivre, predicted the date of his own death by noticing he slept an extra 15 minutes each day.

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W0j9 TIL over 80% of the world’s eyewear manufacturer and retailer brands are owned and operated by Luxottica Group, a main reason why glasses are so expensive.
78pjZ TIL that Wilma Mankiller was a Native American rights activist and the first woman to be elected the Chief of a Native American Tribe (Cherokee Nation).
4km1w TIL of Jupiter's moon, Ganymede, which is larger than Mercury, has a liquid metal core, and is presumed to have more subsurface water than all of Earth's oceans combined
G6Lg TIL a family of people with blue skin lived in Kentucky for many generations. The Fulgates of Troublesome Creek are thought to have gained their blue skin through combination of inbreeding and a rare genetic condition known as methemoglobinemia.
6E0XZ TIL that for the past two years it is no longer criminal in Canada to challenge somebody to a duel, accept a challenge to a duel or provoke somebody to challenge another person to a duel.