› added 5 years ago

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TIL why wind turbines only have 3 blades, because 2 blades are prone to a phenomenon known as gyroscopic precession, and 4 or more blades create greater wind resistance, becoming less efficient at generating electricity.

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via reddit.com

b9EWp TIL that guitar stores have a “forbidden riff” that when played, the player will immediately be told to stop.
ZodD TIL that a musical work was so disturbing that it almost caused a riot, with “yells for the music to stop, mixed with applause to hasten the end of the piece.” One performer recalled: “One woman … repeatedly banged her head on the front of the stage, wailing ‘Stop, stop, I confess.’”
R714j TIL: Marge Simpson's hairstyle was originally designed to hide rabbit ears for an eventual reveal that she was secretly a rabbit from Matt Groening's comic strip "Life in Hell."
ZpMrR TIL that ~10% of the revenue of the government of Tuvalu comes from royalties from 'tv' adresses, which is an abbreviation for "Tuvalu".
7rokL TIL Keanu Reeves was initially offered Val Kilmer's role in the 1995 film Heat. He turned it down to play Hamlet in a 789 seat theatre in Manitoba.