Why is it so hard to raise a huge flag? It's like fishing, it's all about levers. #Science #Unzip #P

The wisdom of the working people! Using centrifugal force to clean up water on the ground. #Science

haoqiwanhuatong

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Damn, Am I Seeing Sound Now?

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High Voltage Toys 9

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Far more than the average family car? A palm-sized inline four! The whole process of assembly!

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High voltage toys 2

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

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

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How harsh is the environment on a polar research vessel? #PopularScience #Unzip #ResearchShip #Polar

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

haoqiwanhuatong

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

haoqiwanhuatong

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

haoqiwanhuatong

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

haoqiwanhuatong

27 Views

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

haoqiwanhuatong

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

haoqiwanhuatong

21 Views

Electromagnetic experiment

Tonghuaxiaoze

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The earth is also an old second dimension~

Miaozaixiaochaguan

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

daizhekanzhe

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