› added 4 years ago

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TIL to reduce honking in India, researchers placed flashing red "Sad Face" buttons in cars that beeped every time a driver honked. In these tests, honking was reduced by 61%

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via reddit.com

WknG4 TIL that George Newhall and Tom Yohe, co-creators of the "School House Rock" series of educational short songs, produced a similar series for NBC in 1978 called "The Metric Marvels" to teach kids about the metric system in support of the US' short-lived transition to metric.
78we7 TIL that Zima, the original "malternative" was made by filtering low-grade lager through charcoal (a process that strips away both color and taste), then adding citrusy flavor to make it palatable. The drink survived until 2008.
xVVBB TIL the "Hitler" mustache was originally coined as the "Toothbrush Mustache" before Hitler came along. It was also known as the 1/3, the postage stamp, and the soul stache.
vPwj7 TIL that the UK's Violet Club nuclear device was so unstable that it required the core to be filled entirely with half a ton of ball bearings to prevent accidental detonation
JeMQ TIL that only one McDonald’s in the world has turquoise arches. Sedona, AZ thought yellow clashed with the natural red rock.