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TIL Underwater exploration was disallowed in Guanabara Bay by the Brazilian government after an Ancient Roman shipwreck was reportedly found that preceded Columbus

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PY0Jg TIL DNA testing showed Subway Sandwiches' chicken was only 50% meat, the rest was soy. The testing was done at a University forensic lab. Subway vehemently denied the data.
loLoK TIL the world is running out of sand. It is necessary for making glass and concrete which makes it the second most used resource globaly. And since desert sand is mostly unusable, it's not as abundant as most people think.
neDM7 TIL that the amount of physical US currency in circulation has doubled between 2010 and the beginning of 2020
woPw7 TIL Florentine politician and Machiavelli's friend Francesco Guicciardini served 3 popes over 20 years, ending up as the 2nd most powerful man in the papal states. Privately, he hated the catholic church and confided that the only reason he wasn't a Lutheran, was pure self interest
7rN9X TIL Newt Gingrich has co-written multiple alternate history novels