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TIL that MRI is actually NMRI - Nuclear Magnetic Resonance Imaging. Nuclear is dropped because people would be less likely to trust the technology.

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jNdlj TIL that Prince wrote - and recorded - the synthesizer part for the Stevie Nicks song Stand Back. She called him the night she came up with the melody, and he came right over, "walked over to the synthesizers that were set up, was absolutely brilliant for about 25 minutes, and then left."
98D TIL 22% of the genome of Holstein dairy cattle has been altered by human selection in the last 40 years. Dairy cows are no longer bred for increased milk production because the average dairy cow already produces 21,000 pounds of milk, compared to 5,000 lbs in 1942.
6E6xJ TIL that a plane like a Boeing 747 uses approximately 1 gallon of fuel (about 4 liters) every second.
445J TIL Vincent Van Gogh committed suicide by shooting himself in the chest with a pistol. The bullet did not cause enough damage to kill him so he walked back to the inn where doctors treated him. VanGogh finally died of an infection 29 hours after shooting himself.
m11BP TIL that until 1986 the tennis balls used at Wimbledon were white. They were changed to yellow to be more visible on TV.