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TIL WD-40 was originally developed to prevent corrosion in nuclear missiles

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pbkA TIL Over 500 years ago, Leonardo da Vinci made an interesting observation about trees. He concluded that the total thickness of a tree’s branches is equal to the total thickness of the tree trunk. Trees across many species obey this rule. Explanations involve hydrological and structural theories.
PYN4E TIL that clowns play an important role in traditional Hopi religious festivals, representing man in his original uncivilized state. By acting outrageously they serve as an example of how not to behave. They also use satire and humor to criticize individuals who have violated community norms.
j5wj TIL there’s a town called Boring in Oregon, and it’s twinned with a Scottish town called Dull.
Wkx04 Ever looked at a picture of the supercontinent Pangea and wondered where your current address would have been 250 million years ago? A new interactive map provides this very service, allowing you to see modern locations across 750 million years of our planet’s history.
4XpBa TIL there was a heatwave in Russia back in 2010 that killed 55,736 people, with 700 people dying in Moscow every day