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TIL of wind catchers, an architectural technology dating back to 500BC Iran to passively cool buildings. Air is drawn in and out of these tall spire like structures through large slotted openings at the top. A stream of water underneath provides evaporatively cooled air which rises through the space

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0GjR TIL: The Georgia Guidestones were produced by an unknown person. The Guidestones offer the world advice on how to maintain the human race.
VMMNp TIL that Max Lanman, the creator of the '96 Honda Accord video, previously created commercials for Microsoft and Chevrolet
4XWYN TIL that Thailand is in the year 2563. They use Buddhist calendar instead of the gregorian calendar explaining the 543 year difference
6rvJ TIL that Elon Musk considers himself “nauseatingly pro-American” and that the USA is “[inarguably] the greatest country that has ever existed on Earth”
xVX8b TIL there is a name for such common errors as writing "tow the line" instead of "toe the line." The word eggcorn was coined when a linguist noted a woman who used that word instead of "acorn" and realized there was no word for the general phenomenon.