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TIL John Grey, author of “Men are from Mars, Women are from Venus”, has his doctorate from a now defunct degree mill, and is divorced from his first wife, who is also a marriage counselor.

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rRpmM TIL Doubling the ventilation rate from the American Society of Heating, Refrigeration and Air-Conditioning Engineers minimum cost less than $40 per person per year and improved the performance of workers by 8%, equivalent to a $6500 increase in employee productivity each year.
GZJJ TIL that in 1962, Winston Churchill became the first ever Honorary Citizen of the United States.
b9bL7 TIL Sandals found in Fort Rock Cave have been dated to over 10,000 years old.
BgxkD TIL in 2007, North Korea accused Finland of human rights violations after tear gas was used on North Korean diplomats who refused to cooperate with Finnish customs officials on a train from Moscow to Helsinki.
Z88A4 TIL In 1903 after camping with John Muir, Teddy Roosevelt established Yosemite as a national park to preserve its "majestic beauty all unmarred." As President, TR signed into existence four other national parks, 18 national monuments, 55 national bird & wildlife refuges, and 150 national forests.