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TIL Obesity in young adult Americans rose from 33% to 41% from 2009 to 2020

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l4QK TIL of the My Lai Massacre, where a company of American soldiers killed over 500 civilians of My Lai on March 16, 1968. The incident was covered up for over a year and only one man was convicted.
65pQ TIL ALL Chihuahuan lizards are female. Their eggs are unfertilized and the baby lizards are clones of their mothers.
wopDP TIL that beneath Grand Central Terminal in NYC lies a massive hidden basement called M42, which was once a WWII target. It remained secret for decades and is large enough to fit two football fields, housing key equipment for powering the terminal.
oQR7 TIL most birds can’t move their eyes, which are not spherical like in mammals. They are also tetrachomatic, meaning they have 4 retinal cones (primary colors) versus 3 in humans, allowing most birds to see the UV spectrum and distinguish between colors that appear identical to humans.
1a157 TIL that the Oneida silverware company started as a utopian society where they would have post menopausal women teach teenage boys about sex