› added 3 months ago

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TIL that the band Black Sabbath started out as the Polka Tulk Blues Band, and featured a saxophonist and slide guitarist. Polka Tulk broke up and reformed as a four-man band called Earth in order to quietly get rid of the two extra musicians.

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kKZe TIL that those random blue reflectors on the road actually serve a purpose… they indicate the presence of a fire hydrant on the side of the road
D11PY TIL that a landslide from Hawaii's Big Island could generate a tsunami estimated to be up to a kilometer in height, having generated one half a km in height 120,000 years ago
N7QGN TIL Forty of the world's fifty tallest mountain peaks are in Pakistan.
xa4o TIL giraffes graze against the wind because acacia trees react by releasing tannins which taste bad and inhibit digestion. This creates a chemical signal that prompts trees downwind to do the same.
6EPpY TIL cities are successfully using classical music in public spaces to deter crime, with one well-known case study showing it resulted in 33% fewer robberies, 25% fewer assaults on staff, and 37% less vandalism within 18 months.