› added 5 years ago

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TIL That the NFL actually has a rule against using a helmet as a weapon: "ARTICLE 17. USE OF HELMET AS A WEAPON. A player may not use a helmet that is no longer worn by anyone as a weapon to strike, swing at, or throw at an opponent." Rule 12, Section 2

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JYLKv TIL that, in Huangluo, the average hair length of the 120 women is 1,7 meters : they only cut their hair once in their life (at age 16) and the remains are attached to their current growing strands, along with their daily fallings strings of hair.
M7gW7 TIL in the 18th century many prominent voices were concerned by an 'epidemic' affecting young people whereby they were spending too much time reading books. It was diagnosed as 'a dangerous disease' called 'reading rage, reading fever, reading mania or reading lust.'
kNB1 TIL a Kindle loaded with e-books is 10^-18 grams heavier than an empty one
Lk48V TIL the 1989 Beastie Boys album "Paul’s Boutique" was created before copyright law for sampling was well established and it would cost at least $20 million to clear the samples if it were released today
7lYX TIL 30 feet underwater there is no red light, so blood appears green