› added 4 years ago

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TIL that you’re not meant to rinse with water after brushing your teeth. It washes away the fluoride and hence the protective action of fluoride.

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D1rWg TIL Ruby Bridges, one of the first black children to integrate New Orleans’ all white public school system, is only 66 years old.
8M84 TIL that in 2005, Iraqi terrorists held an action figure hostage and tried to claim that it was a U.S. Soldier.
YaXB TIL in the past 3500 years there has only been 230 years of peace in the civilized world
R78M1 TIL even though diamonds are the hardest material known to man, they can be smashed and shattered by a hammer because hardness only determines how scratch resistant something is, not how strong it is.
69MDW TIL that at 15, Kara Robinson was kidnapped and assaulted by a serial killer for 18 hours. She managed to escape after manipulating him to feel at ease. She later helped police to capture him because she had memorized details of her surroundings.