› added 2 years ago

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TIL "cretinism" is an outdated medical term for congenital hypothyroidism, which can lead to mental impairment. It's most often caused by iodine deficiency, and over 100 countries mandate iodized salt as a preventative measure

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yQvnV TIL: A military psychology tactic in late WW2 was to attach whistles onto bombs. As the bombs fell, they made the terrifying decrescendo whistling sound we think of today. The same sound is often dubbed over every type of bomb in movies and cartoons, despite only being used on a few specific bombs.
LAbV TIL Einstein wrote a letter to Tesla congratulating him on his life’s work in 1931
1a9W TIL chest hair grows in mathematical patterns.
KMnJ TIL Captain America is a first generation Irish immigrant
NZ8E TIL Daft Punk’s “Around The World” is a phonetic palindrome, meaning you can hear the lyrics (Around The World x 144) even when the song is played in reverse.