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TIL that the vast majority (approx. 75%) of the world’s tornadoes occur in the central United States.

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QLvp TIL nearly 25% of Internet searches are related to porn
P1Olw TIL Mayor Richard J. Daley presented the bluegill fish to then-crown prince of Japan, Akihito, in 1960 as a gift from the city of Chicago. The prince donated the fish to fishery research agencies in Japan but they escaped and became an invasive species. Emperor Akihito apologized in 2007.
4XDbg TIL that umbrellas commonly cause eye-injuries, and also can become dangerous projectiles from a gust of wind.
w1p1 TIL Broken Heart Syndrome is a real medical condition and is so-named because cases are often triggered by the death of a loved one. Diagnosed mainly in females, it results in a misshapen heart unable to pump blood properly and can trigger a heart attack or even death.
d8JXr TIL that July 17 is National Yellow Pig Day, which is a celebration of the number 17, but also involves a yellow pig with 17 eyelashes, toes, teeth, etc.