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Zheng Qiang’s impromptu speech is trending again! Speaking frankly and fearlessly in front of a grou

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What modifications can be made to an excavator? #PopularScience #Unzip #LargeMachinery #Excavator

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Why not turn off the water when repairing a pipe? This is called pressure plugging. #Science #Unzip

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Getting inside a giant balloon looks like a lot of fun, but it's actually quite challenging.

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Why can the fountain stone ball rotate? #Popular Science #Unzip #Physics #Fountain Stone Ball #Trivi

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Why do we need to cut a slant on the tree when felling it?

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Why should you clean your car's exhaust pipe? #Science #Unzip #Car #Cleaning #Trivia

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They say diamonds are forever, but they can be burned and broken.

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Navy SEALs

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Deep Cleaning of Speed Bumps: An Immersive Groundhog Wash!

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The Mechanical Beauty of Speed Bumps

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The Mechanical Beauty of Speed Bumps

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How Powerful Is the Power of Science, Really?

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Why do we cut trees at height? Will there be accidents? #高空伐木 #解压 #科普

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Why is steel colored after cutting? #Science #Unzip #Metalworking #CoolKnowledge

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You don't necessarily have to go to the ocean to surf—surf simulators and artificial wave pools can

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OK Brother Investigates the Dugong

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Scientific Experiment

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What Would Happen If You Spent 7 Days in Japan?

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The world’s most popular cat, with over a million followers, earns its owner tens of thousands of do

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