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TIL China is the birthplace of the seismograph. Built in 132 AD, it consisted of 8 metal dragons holding 8 carved balls over 8 frogs. If an earthquake made the ground vibrate, the dragon facing the quake’s source would drop a ball into the mouth of its corresponding frog.

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698kJ TIL of Lloyd's Bank Coprolite, the largest known fossilized human feces. It measures 20 centimeters (8 in) long and 5 centimeters (2 in) wide and is currently on display at the Jorvik Viking Centre
e0el6 TIL that the scientific definition of a berry includes grapes, tomatoes, cucumbers, eggplants, bananas, chili peppers, persimmons, watermelons, and pumpkins.
WkM99 TIL a cycling company was seeing a high number of its bikes getting damaged during deliveries; they solved the problem by making a simple change: printing a flatscreen television screen on the boxes. Damages were reduced by 70%
6EavQ TIL that cats knead different objects and for different reasons. When it kneads its owner, it's usually to return affection. Female cats might knead to signal that they're ready for mating. Cats in general might also knead to stretch their muscles or even mark their territories.
EgkGV TIL With more than 7,253 known glaciers, Pakistan contains more glacial ice than any other country on Earth