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TIL there is an earthquake zone in southern Missouri, and there was a magnitude 7.0 earthquake there in the early 1800s. The nature of the bedrock there means quakes can shake an area 20x bigger than quakes in California. There is a 1 in 10 probability of another in the next 50 years

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Brk7D TIL the highest g force voluntarily experienced by a person was 46.2 g's by John Stapp. He rode a rocket sled that reached a top speed of 632 MPH, The land speed record at the time and he stopped in 1 second. For a brief moment his body weighed 7700 pounds.
R7Pea TIL I wasn't the only one mishearing the song "Blank Space", as many people also thought Taylor Swift was singing "Lonely Starbucks Lovers" instead of "Got a long list of ex-lovers"
r5Rw TIL that the largest cave in the world, which houses a rain forest in its largest chamber, wasn’t discovered until 1991, and wasn’t explored until 2009.
d8N5E TIL Granulation on the sun is visible only in excellent seeing with high power and at least a 4-inch aperture filtered telescope. Sometimes called rice grain or lemon peel, this textured appearance is due to hot gas continually boiling up to the Sun’s surface, cooling, and sinking down again
K0Z9 TIL When AA neurosurgeon Ben Carson was a child, his mother required him to read two library books a week and give her written reports, even though she was barely literate. She would then pretend to carefully review and approve them. This inspired his eventual love of reading and learning.