› added 9 years ago

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TIL Most alarms and sirens fall into the frequency range 1-3 kHz where the human hearing is the most sensitive, but this frequency range is also a black spot in our sound location abilities.

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WkagL TIL: No one is 100% sure where the first white coat came into the picture or who exactly designed it, but it is clear that the white coat became synonymous with portraying the doctor as a clean, safe source of authority in the new-and-improved medical field and that image has never really left.
wL4XM TIL that Chuck Lorre composed the iconic TMNT 80s cartoon theme song
VBVX8 TIL that the then-president of Kappa Sushi, who used to be an executive at Hama Sushi from 2014 to 2017, was arrested in 2022 for obtaining data from Hama Sushi. The data includes monthly sales figures & prices at which Hama Sushi bought its seafood. He received the data from his former colleague.
wLbEP TIL Éamon de Valera broke out of prison by getting a mold of a key in a candle and using a cartoonist, sent an image of the key in a cartoon to his contacts who made the key and sent it in baked inside a cake. It was too small, so they sent another before just sending him the tools to make a key.
p8pZ4 TIL of NASA's upcoming Dragonfly mission, in which NASA will launch a nuclear powered drone weighing half a ton to Saturn's moon Titan. The plan is that the nuclear powered drone will fly around on Titan, scouting its terrain while searching for complex and prebiotic chemistry.