› added 12 years ago

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TIL that women’s voices are higher-pitched during ovulation to attract men for fertilization.

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via reddit.com

WkrYL TIL that in the 1700s, pills made out of the element antimony were taken orally as a laxative for constipated bowels. Once they passed through, they were retrieved from the excrement to be used again. Some families passed down the same pill from one generation to the next.
m1P4p TIL Down syndrome used to be called Mongolism
wL84J TIL of the "American Hippo Bill," introduced in 1910 by Representative Robert F. Broussard, which proposed importing hippos from Africa to the bayous of Louisiana. Ideally, the hippos would eat invasive water hyacinth and Americans could integrate hippo meat into their diets.
4k05w TIL Manhattan is encircled by an 18-mile-long fishing line called an eruv, which symbolically extends the private domicile to the area it encloses, allowing observant Jews to carry items (such as keys or a baby stroller) out of their homes on the Sabbath.
M7JZ7 TIL phrases like "needs washed" is acceptable grammar across a large part of the US.