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TIL of the Great Bison Belt. Sprawling grassland from Alaska to the Gulf of Mexico dated around 9,000BC, may have housed between 30-40 million bison. First seen by English colonists on the Potomac River.

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VMLR0 TIL about the letter Thorn in English that made the Th sound, and how when you see a sign that says “Ye Old Tavern” the Y in Ye is actually shorthand for Thorn so all of those signs actually say “THE Old Tavern”
owbE TIL that in 1971, a chimpanzee community began to divide, and by 1974, it had split completely into two opposing communities. For the next 4 years this conflict led to the complete annihilation of one of the chimpanzee communities and became the first ever documented case of warfare in nonhumans
5YjGk TIL Teflon was introduced by DuPont in nonstick cookware in 1946 and was the very “forever chemical.” These types of chemicals are linked to many diseases, never break down in the environment, and are now present in the blood of nearly every American adult and newborn baby.
P1LGO TIL In Louisiana, it is illegal to send a surprise pizza delivery to someone’s house without their permission Otherwise, you could face a fine of up to $500 or even jail time.
4XwKg TIL about Ada Lovelace, an English mathematician born in 1815, regarded as one of the first computer programmers. She was the first to write a set of instructions - "notes" - intended to be carried out by a machine. She was a friend with Charles Babbage and other important scientists of the time.