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TIL that every known prime number above 3 is one more or less than a multiple of 6 (6n±1)

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BrjEx TIL that the Exeter Book, written in the 10th century and commonly seen as a building block of English literature, has been used as both a cutting board and a coaster; the opening pages have deep knife marks, and several folios of the book are stained with a circular ring
88NZ TIL the worlds largest pool covers 20 acres, holds 66 million gallons of water and has a 115 foot deep end
A5Ex TIL of Timothy Tyler who is serving life in prison without parole for mailing 5.2 grams of LSD to a friend.
M7OOK TIL that 70 years before Brown vs. Board of Education, Joseph and Mary Tape filed suit against a San Francisco school principal and the city's board of education for denying their American-born 8 year-old daughter Mamie an education due to her Chinese heritage. They won.
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