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TIL that during the fall of Saigon in April of 1975, the American radio station played "White Christmas" to signal American troops to immediately move to evacuation points

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1aZwO TIL The Colorado River, famous for being home to the Hoover Dam, has begun to run dry in most years since 1960, due to poor water management practices and over use.
R5lr6 TIL about nutting stones, unusually shaped rocks with shallow dimples used by primitive people to crack hard shelled nuts like walnuts or hickory nuts.
e0dN5 TIL diclofenac is toxic to some birds and its use in livestock is linked to a drop in vulture populations, which causes a rise in feral dogs populations and an increased risk of rabies transmission
D1BDJ TIL chief justice John Marshall and his fellow justices enjoyed Madeira wine, but set a rule that they would only drink on rainy days. When Marshall was told it was a sunny day, he said, 'this is a large area we have jurisdiction over, I'm sure it's raining somewhere.'
DmRr TIL The Simpsons episode guest starring Rob Halford, ‘Steal This Episode,’ mistakenly referred to Judas Priest as death metal. After fans complained, a following episode had Bart chalking “Judas Priest is not death metal” in the introduction.