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TIL: Humidity levels can rise in the summer through “Corn Sweat” which is water evaporating from corn plants

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4wOb TIL that an estimated 10% of Europeans are immune to HIV infection because they have an ancestor who survived bubonic plague (the “Black Death.”)
O481 TIL Dennis Wilson, the only member of the Beach Boys who could actually surf, died by drowning.
oBaVW TIL the very first Veterans of Foreign Wars post, VFW Post 1, is located in Denver.
JY6gl TIL that, because zeppelins often could not see the ground during flight due to cloud cover, they would lower a man in a small chamber called a sub-cloud car by a wire as much as a thousand or so feet to observe the ground and direct the pilots via telephone.
4kAPw TIL Cuba’s biggest economic export is doctors, who they lease to foreign governments for $11 billion a year, with around 50,000 Cuban doctors serving 67 different countries at any one time