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TIL the physicist Arthur Holly Compton, whose "scattering" experiment showed that photons have momentum, invented the "speed hump" on the campus of Washington University in St. Louis

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VL40 TIL - Al-Aziz Uthman, Sultan Of Egypt And Son of Saladin, Tried To Tear Down The Great Pyramids at Giza, But After Removing Only ~400 Stones In 8 Months, Gave Up On The Expensive Project, Leaving A Gash On The Smallest Of The Three Massive Structures
8aEeZ TIL Pablo Escobar offered to pay off Columbia’s $10 billion foreign debt in order to avoid prosecution
Z8Qy4 TIL thousands of people of Jewish decent were conscripted or volunteered into the German army during WWII, some ending up in senior positions. Hitler personally signed off on the "declaration of German blood" for 77 high-ranking officers who had Jewish parents or were married to Jews.
e0ZnL TIL while recording the band Ween's 2003 album Quebec, Dean Ween got word from his roadie that Carlos Santana's guitar and equipment had arrived at a nearby storage locker. The band broke in and recorded the guitar solo for the song Transdermal Celebration on one take in less than ten minutes.
6QGZ TIL that, while Ben Franklin did first propose Daylight Savings, he meant it as a joke