› added 7 years ago

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TIL fiber-optic internet cables on the sea floor has to be wrapped in kevlar to protect them from shark bites

Read more wired.com

via reddit.com

8aoLL TIL of the Lodz Ghetto, where at one point 20000 'useless eaters', mainly children under 10, were rounded up and taken away from their families to be exterminated. Many parents committed suicide.
KYw6Q TIL that Charles V, Holy Roman Emperor had an extramarital sexual relationship with his own step-grandmother, Germaine de Foix, who was one of his many mistresses. Charles later married his first cousin, Isabella of Portugal. His sister, Eleanor, married Isabella's father and her uncle, King Manuel.
D8Qg TIL - Childhood lead poisoning was linked to lead-based paints in 1904. Several EU countries banned it in 1909, League of Nations banned it in 1922. The US did not start phasing it out until 1971 & houses built before 1978 may contain lead paint
WkjQA TIL about TON 618 which is a very distant and extremely luminous quasar that is 10 Billion light years away. It contains the most massive known black hole that has a mass which is heavier than 66 Billion Suns.
pPLO TIL that a woman in Florida didn’t just marry a Ferris wheel, she renewed her wedding vows to it. And fed it pizza.