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TIL the Ozma problem is an old problem asks if we could communicate the concept of left and right to an alien over the radio. In the 1950's physicists found a way when they observed that certain radioactive decays actually "care" about if the atom is spinning clockwise or anti-clockwise.

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R7vnw TIL the Stanley crane is the national bird of South Africa. Unlike most cranes, it has a relatively large and unusually shaped head and a proportionately thin neck giving this bird a highly unique appearance. Also called the blue crane, it is listed as vulnerable and has a very restricted range.
6E18W TIL New Fun: The Big Comic Magazine, published between 1935 and 1947, was the first American comic-book series to feature solely original material rather than reprints of newspaper comic strips and the first publication of the company that would become DC Comics
nW6GG TIL that Michelle Kwan is the most decorated figure skater in US history. She is also the US ambassador to Belize.
Rpd1 TIL Radiohead came up with the idea of Scott Tenorman eating his parents in chili in the South Park episode “Scott Tenorman Must Die.”
p0Z4 TIL In 1888 Alfred Nobel’s brother died, but a newspaper published his obituary instead. It condemned him for inventing dynamite and stated, “The merchant of death is dead.” Alfred was so disappointed with what he read that he used his wealth to celebrate humanity and created the Nobel Prize.