› added 9 years ago

169

TIL that the reason NPR has a “signature sound” for its national broadcasts is because all hosts use a single model of microphone, the Neumann U87

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OxB4 TIL the Cinderella Castle (189 ft) and Tower of Terror (199 ft) at Disney World (Orlando, FL, USA) are intentionally under 200 feet (61 m) tall to avoid regulations that would require it to have flashing aircraft warning lights at the top.
nPlP TIL Black Holes “Sing”, producing a B-flat sound wave 57 octaves below middle-C from their jets.
mYEY TIL The Segway was #1 on Time’s worst inventions of all time
aJnL TIL that scientists created the first synthetic living cell in 2010; they called it “Synthia.”
7rM4P TIL Essential Oils are not 'essential' or indispensible for the human body (like essential amino acids and essential fatty acids). The word 'essential' in Essential Oils simply means it contains the essence of the plant's fragrance.