› added 6 years ago

1149

TIL The actor who was inside R2-D2 hated the guy who played C-3PO, calling him "the rudest man I've ever met."

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ZpJ9a TIL the common ancestor that all life on Earth descended from, is called LUCA (Last Universal Common Ancestor)
4kml6 TIL that in 1918 the USGS determined the geographic center of the contiguous United States by balancing a cardboard cutout of the country and determined it to be accurate within 20 miles.
ooZA TIL the mathematician George Dantzig solved two of the most famous problems of statistics, because he came into class too late to hear that they were supposed to be unsolvable
M7kK TIL that today, from 6:02 am to 6:02 pm on October 23, is unofficially recognized as Mole Day by chemists (in honour of 6.02x10^23 atoms present in one mole of a substance).
X8Or TIL the word “umbrage,” i.e. “take umbrage” (take offense) is from the Latin “umbra,” or parasol, and used to be a synonym for “shade.” “He took umbrage at the suggestion” literally = someone was throwing shade at him.