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TIL Viagra has an unintended side effect of helping the spleen filter out malaria

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gM577 TIL There's only one confirmed case of a hybrid between an Asian Elephant and an African Elephant, Motty. He only lived to see 11 days before perishing.
nWlyP Today I learned McDonald's french fries supposedly tasted better prior to 1990. That is when McDonald's stopped using beef fat and began using vegetable oil with beef seasoning(making the fried not vegan or vegetarian).
JYAy8 TIL Humans are still evolving. One fast-evolving gene is human accelerated region 1 (HAR1), which is needed during brain development. In Tibet, a rapid surge in frequency of a mutated gene that increases blood oxygen content gives locals a survival advantage in higher altitudes.
P17VL TIL a B-17 gunner named Maynard Harrison Smith put out an ammunition fire during a battle by urinating on it. He later earned a Medal of Honor.
d8E6K TIL The mother of a sick baby asked Ronaldo for an autographed shirt so she could sell it for the baby's treatment. He sent her a signed shirt and cheque for $83,000.