› added 7 years ago

251

TIL that the first sports bra was two jock straps stitched together.

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0ww1j TIL that Roman concrete, subject to marine corrosion, has stood for over 2000 years, while modern cement can break down in as few as 50 years. The concrete the Romans used contained volcanic ash and got stronger over time: the ash was slowly replaced with Al-tobermorite, a rare hydrothermal mineral.
7pEb TIL that the doctor that claimed a link between vaccines and autism made up data
69v8m TIL in 1972, astronaut Neil Armstrong visited the Scottish town of Langholm, where he was read a 400-year-old law declaring any “Armstrong” that enters the town must be hanged
p85LN TIL that sideburns is a corruption of the word burnsides, named after Civil War general Ambrose E. Burnsides and his glorious facial hair.
GYoYN TIL horror director Ari Aster ("Hereditary," "Midsommar") made his student thesis film about a boy who molests his own father. Aster desired to create a story about the "worst thing" he could get away with filming at school, a taboo "so unfathomable" that it wasn't technically a taboo to begin with.