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TIL that circular plastic thing that goes in the middle of a pie to prevent the pizza from sticking to the top of the pizza box is called a pizza saver. And it was invented 30 years ago on February 10, 1983 when Carmela Vitale got her patent issued for that piece of plastic.

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epNG5 TIL about the All-American Basketball Alliance, a white-only basketball league proposed in 2010 by boxing promoter Don Lewis. After being decried by mayors and colleges in the cities where teams were proposed, as well as by national media figures, the idea was abandoned.
BgEdD TIL it's been over 10 years since the last EF5 tornado
Zp90R TIL that despite the second X chromosome being thought of as totally inactivated in XX cells, ~15% of genes escape silencing. These same genes are present on the Y chromosome, ensuring they are always bi-allelically expressed.
kQBW TIL there is a part of Route 66 in New Mexico where the grooves in the road play “America the Beautiful” as you drive over it.
yQWgV TIL That Dolly Parton almost lost her toes at the age of 7/8 when she jumped over a fence and landed on a mason jar. Her father and brothers held her down while her mother poured kerosene over the wound and sewed her toes back together.