› added 6 years ago

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TIL Tears in your eyes often drain through small drain ways called "punctum" near the middle of your lower eyelid. They then drain into your nose, contributing to runny noses. When you choke on food, your eyes water because nasal pressure is reversed sending tears back to your eyes the same way.

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XdpQ TIL we use “lbs” as shorthand for pounds in English because of the Latin phrase “libra poundo”, which is also where we derived “pounds” from
R7Y4Q TIL about Lesch-Nyhan Syndrome, an inborn error of metabolism who's clinical hallmark is self-mutilation. The behavior begins after teething, as infants bite off their lower lip/perioral tissue. Later in life, affected patients are known to stab themselves and amputate fingers, toes, and tongue.
YwNP TIL if you want Bill Murray in your movie, you have to call a 1-800 number and leave a voicemail. If he likes your idea, he’ll call you back.
mxREx TIL that the Coolidge effect is a biological phenomenon seen in animals, whereby males exhibit renewed sexual interest whenever a new female is introduced to have sex with, even after cessation of sex with prior but still available sexual partners. It is named after President Calvin Coolidge.
BgxwL TIL about ‘Whipping Tom’, the pseudonym for two different sexual predators, who attacked and spanked dozens of women in Stuart London. They generated so much concern that many women began to arm themselves and male vigilantes crossdressed in an attempted to apprehend them.