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TIL a study showed that 2.6% of Ants in a colony are always active. Over 25% are observed to never be working, and 71.9% are inactive half of the time.

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ANMex TIL Tony's Chocolate bars are unequally divided by design to represent the inequality in profits within the chocolate industry. The chunks to the bottom left corner of the bar represent Ivory Coast, Ghana, Togo+Benin, Nigeria, & Cameroon + the Gulf of Guinea, source of 60% world cocoa supply.
woYJW TIL that the city of Pesqueria, Mexico has a significant Korean diaspora. Approximately 6,000 of the 147,000 residents, or 4% of the total population, came from South Korea after a KIA manufacturing plant opened there.
vlm4 TIL Greenland has a university, with 14 staff and 150 students. It is so small because the Government pays for students to have a free university education anywhere in Europe or North America.
dDMrQ TIL underground salt caverns are a common way to store crude oil
kMO7 TIL you only need 40 digits of pi to calculate the circumference of the observable universe to a margin of error of 1 hydrogen atom