› added 7 years ago

151

TIL some animals use copper, instead of iron as a way to transport oxygen through their blood

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wrP1 TIL, a parchment manuscript was erased by a 13th-century monk to write a Christian liturgical text. The erased manuscript was originally written by Archimedes and contained some of the fundamentals of modern calculus, which wouldn’t be developed for almost another 2,000 years.
AMWa TIL that WD-40 stands for “Water Displacement, 40th formula”, taken straight out of the creator’s lab notebook
Z8nGB TIL: In 2018 a 71 year old Frenchman crossed the Atlantic in a barrel, without a paddle or an engine or any sails
BxEx TIL Al Qaeda’s hit list for american politicians didn’t include Joe Biden because they thought he would mess up the presidency so badly as to be helpful towards their cause
5YbE8 TIL that Richard Donner received hate mail and death threats for making Superman (1978), which draws parallels between Superman and Jesus, with one letter telling him his "blood would run in the streets".