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TIL Russia passed a Bill in 2008 that banned Emo.
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0wBoL
TIL the armonica which Benjamin Franklin invented in 1761 (and some believed caused madness) owes its disorienting sound due to the way we perceive and locate sound. Above 4khz we use loudness for location. Below 1khz we use phase differences. The armonica (1-4khz) is in a range the brain is unsure.
5gvn
TIL that Eugenics was widely practiced in the United States, years before Nazi Germany, including forced sterilization, feeding of TB infected milk, and the consideration of gas chambers
jyjp
TIL that mammalian evolution has been fundamentally driven by viruses
9YaB7
TIL: China’s ongoing toilet revolution aims to replace open-pit latrines with safe, sanitary toilets and septic systems, to reduce the spread of parasites and diseases, and improve waste treatment.
78ayM
TIL 80% of the US population lives east of Dallas, Texas.