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TIL of the ecocide at Chaco Canyon. When the Anasazis arrived at Chaco Canyon, it was a dense woodlands, but after years of deforestation, harmful farming practices, and finally a drought, the area is now a desert. Occupation there only lasted around 200 years.

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xL5o TIL that Bobby McFerrin of “Don’t Worry Be Happy” fame is recognized as a founding father of Beatboxing…
MeLeA TIL about molecular gastronomy. Also known as molecular cuisine, it basically is manipulating food using chemistry.
WpBA TIL dice predate recorded history
b6X94 TIL about Poverty Point, a Native American site dated to 1,700 B.C. which was built by moving 53,000,000 cubic feet of soil by hand, creating massive mounds which the "city" was built on. It was a society of hunter gathers that created an expansive trade network that reached from Louisiana to Ohio.
8e0aP TIL that American country music singer Lee Greenwood attempted to trademark the term "God Bless America." The trademark was rejected since the ordinary consumer would perceive the words at their ordinary meaning rather than as a trademark, which is meant to indicate the source of a product.