Does the number of blades on a boomerang have anything to do with its ability to return? #science #d

How much can you sell the vegetables, which cost 156 yuan in the village, for once you're in the cit

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The daily life of grandparents and grandchildren of Adasi, a young man from Xinjiang

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How are mooring ropes secured? #Science #Unzip #MooringRopes #Ship

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Hanabi❤️Use her belly to catch a 0.92-ton iron ball, and each like will increase the initial speed b

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Why are the joints of steel cables so strong? #Science #Unzip #SteelCable #MachineryManufacturing #E

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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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I watched "Matthew the Physical Magician" in one sitting and practiced physical skills to the extrem

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Electromagnetic experiment

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

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Can cliff skiing cause an avalanche? #Science #Unwind #CliffSkiing #Avalanche #Trivia

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

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Why did the steel fly so high in the flying steel accident? #Science #Unzip #RollingSteel #FlyingSte

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

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

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Why does a well spout gas? #Science #StressRelief #Drilling #Well Blowout #FunFacts

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

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