A Great Invention of Modern Times: The Zipper! Why can a tiny slider make the teeth open and close?

The magical "levitating hourglass"—turn the glass tube upside down, and an intriguing phenomenon unf

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The foreigner's giant plow tractor actually has a cab from the last century!

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How Tsunamis Are Formed (3D Principle)

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

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The wisdom of the working people is to change the direction of force to move heavy objects. #Science

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If you often watch videos, you don’t know how terrible the job of a porn appraiser is!

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Why doesn't it hurt when a needle is stuck in my finger?

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How sexy is sexy lingerie?

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Anime|"JoJo's Bizarre Adventure"|Infinite Zipper

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“Jerry: The court has banned ‘splitting a tree with your crotch’!!!” — Tree-Splitting Case, Part 1

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The genius invented the "Mecanum Wheel"! Why can it move sideways, diagonally, and rotate in place w

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Incredible "sound-induced light", the bubble burst temperature is as high as 20,000℃, which is 4 tim

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This is the first time I've seen this kind of lighter! Slide the metal clip to the right and somethi

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What is the "thermoacoustic effect"? Scientists built a refrigerator using noise. Do you know how it

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How did the ancients make salt? Can you make edible salt by boiling seawater dry?

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Win 100 million yuan for having a child—would you do it? | Aging population, negative population gro

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Will metallic sodium become transparent? Drop it on wet filter paper and an interesting scientific p

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How to improve your chances of winning the lottery with this strange "three-door question"? 90% of p

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What is the "Archer's Paradox"? Why do arrows swim, not fly?

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What is "Copper Thermal Coloring"? When a high-temperature flame gun is used to spray a copper plate

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