› added 4 years ago

157

TIL that Parmesan cheese is not vegetarian due to the inclusion of animal rennet, an enzyme extracted from calves’ stomachs which used to set the cheese

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5YMER TIL That ancient Romans used to whiten their teeth with urine.
8eNoG TIL 14,000 years ago we had a south star called Vega, as opposed to our current north star Polaris. Vega will realign as our south star again in 12,000 years.
awYeA TIL that Diogenes "the Cynic" of Sinope, a controversial Greek philosopher, responded to Zeno's paradoxes on the impossibility of physical motion by getting up and walking away.
Me5D7 TIL about policy "courtesy cards". Officers can give family and friends "Special Treatment" cards to help them get out of trouble if pulled over.
RAw1 TIL more than 100 countries around the world have constitutions that enshrine environmental rights to some degree, but only two US states do