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TIL poison oak and mangoes come from the same plant family

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YpG7P TIL Victor Fleming directed Gone With The Wind and The Wizard of Oz in the same year, the 4th and 6th best American films according to the American Film Institute's 1998 list.
4X1W5 TIL Mark Harmon's sister was married to both Ozzie Nelson's son AND Grant Tinker's son. She is also the mother of actress Tracy Nelson and musicians Matthew and Gunnar Nelson, who professional are a duo called Nelson.
Q0kd TIL that English scientists in 2008 created a robot that was controlled by only rat brain cells. This robot, without any programming, effectively navigates rooms and depending on what rat brain cells they use, the robot will behave differently.
E1WAx TIL the "horned sign" is an ancient hand gesture meant to either ward off, or curse someone with, the "evil eye", or malocchio in Italian. Ronnie James Dio re-popularized the gesture as the "sign of the horns" when he joined Black Sabbath in 1979, having originally learned it from his grandmother.
8eRDK TIL about the classical period of witch hunts in early modern europe and colonial america took place around 1450 to 1750.Modern scholarly estimates place the total number of executions for witchcraft in the 300-year period of European witch-hunts in the five digits b/w 35000 to 50000