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TIL shaving unwanted hair does not make it grow back thicker or darker, one reason we believe this myth is because in young boys it might. But that’s because the shaving may overlap with the timing of natural hormonal fluctuations in his body that are developing his adult facial hair

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NaP1 TIL the first African American to hold an international pilot license was Bessie Coleman, a woman who had to learn to fly in France when no one would agree to train her in the US because of her gender and race. She was licensed two years before Amelia Earhart was.
ANgdn TIL not only was Neil DeGrasse Tyson at the WTC on 9/11, but with his camcorder he captured everything from the 2nd plane hitting to both towers collapsing. While he has released screenshots, he has declined to publish the full tape, feeling it was too intimate to be tastefully shown to the public.
pYxrO TIL of Nigel Richards, a tournament-Scrabble player. In 2015, despite not speaking French, Richards won the French World Scrabble Championships, after reportedly spending nine weeks studying the French dictionary. He won it again in 2018, and multiple duplicate titles from 2016.
QNxJL TIL that Steamboat Willie was attached to Gang War, a movie that has since faded into obscurity and is now considered lost.
BrKoW TIL about an associate professor of law at Southwestern Law School, named Caleb Mason who teaches individuals about 4th Amendment Rights. He in 2012 wrote a law commentary piece to Jay-Z's song "99 Problems" to inform individuals about how to handle searches and seizures in a lawful manner.