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TIL modern day numerals and Algebra were introduced by Fibonacci from a mathematical treatise in currently 'lost' library in Baghdad that dates back to 13th century.

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vPjjL TIL a mentally unstable man in Canada cut down a rare golden spruce tree, sacred to Indigenous people, to protest the logging industry. His trial was on the island where he cut down the tree. Fearing for his safety, he opted to kayak there solo rather than take a plane. He hasn't been seen since.
b9dJE TIL of the world's richest woman, Françoise Bettencourt Meyers. She owns a 33% stake in L'Oreal which was founded by her grandfather, Eugène Schueller, a known fascist and Nazi sympathizer. Françoise married and has raised her children Jewish.
xoA7 TIL that in 1946, armed citizens in a Tennessee county fought a gun battle with corrupt local authorities to ensure a fair election AND they made a movie about it
nePD9 TIL Canada's Northwest Territories launched a process in 1996 to find a new name. They dropped the matter when "Bob" emerged as a frontrunner.
ZpZYp TIL the Australian language Ngan'gi (Ngan’gityemerri) has more than fifteen genders, including masculine human, feminine human, vegetables, drinks, canines, non-canine animals and two different genders for spears