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TIL that two women named Mary Morris were murdered in the same area of Houston in 2000, four days apart and under similar circumstances. Both crimes are unsolved.

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oB4Mr TIL that Britney Spears took algebra class so she could help her sons with their homework as it's likely that she did not receive much education due to her very early rise to fame
Aw6o TIL that the Largest Nuclear Power Plant in the world is in Ontario, Canada and that their security force has won the U.S. National SWAT Championship four times.
N7EDQ TIL After flying 65 combat missions over North Vietnam (144 total), Guion Bluford became the first African American to qualify as a NASA astronaut in 1979. He also became the first African American in space in 1983, ultimately logging over 688 hours across four Space Shuttle missions.
l4GN TIL in 1939 German health establishments were told to survey their patients for certain conditions. Believing it a prelude to a labor draft many overstated their patient’s disabilities hoping to protect them. It was really part of Aktion T4, a eugenics-based murder scheme with a 5-figure body count.
VB0QZ TIL Sticky Rice was used in the Great Wall of China to make inorganic−organic composite mortar that would rival modern cement in strength.