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TIL that during the warring states period, the Han sent a water engineer to Qin to build an excessively expensive and pointless canal in order to drain their rival’s funds. However, the canal was a massive success and even today the area is very fertile.

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ZpMDa TIL of a Dry Bite, a bite by a venomous animal in which no venom is released due to a number of reasons. The phenomenon can be misinterpreted as evidence for the effectiveness of supposed miracle cures.
dPkB TIL the company that created the cgi effects for the film Interstellar (2014) had to change their program because all effects software assumed light goes in a strait line.
1aeWD TIL of the Battle of Ramree Island in which the Allies launched an attack to retake Ramree and its neighbour Cheduba Island. There were reports of Japanese soldiers being eaten by saltwater crocodiles.
xV5ek TIL heavy metal is used in torture interrogations because "These people haven't heard heavy metal. They can't take it. If you play it for 24 hours, your brain and body functions start to slide, your train of thought slows down and your will is broken. That's when we come in and talk to them."
0w5xp TIL That In 2017 , 2 Students Left A Pineapple in an art gallery. When they came back 4 days later , it was in a glass frame.