What is "wheel suspension"? Put a pen on the wheel and something interesting happens.

What is the Galton board? Let 3,000 balls fall through the board, and a magical phenomenon will happ

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The power of science

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Jackie Chan VS Bruce Lee: Regardless of popularity or influence, why is Jackie Chan the first Chines

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Gear latch process principle

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The Ultimate Sense of Comfort and Aesthetic Beauty

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There is no such thing as a perfect alibi!

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Decompression video of the workers series!

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What kind of wisdom did the ancients have to design such a sophisticated mechanism?

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I advise you to quit porn (enlarging testicles)

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The Fertilization Process of Sperm and Egg

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Where do mosquitoes lay their eggs?

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Why can silver cut ice in seconds? Put a silver bracelet on it and a magical phenomenon will happen.

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Incredible aluminum honeycomb structure, a metal as soft as silicone! How is it made?

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What is a vortex ring? Let two streams of paint collide in water, and interesting scientific phenome

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Why is curling so expensive at 12,000 yuan per piece? Only three companies in the world can make it.

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The weird "Ames illusion"! Push the window and turn it, and an incredible phenomenon will happen

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What is "cesium"? It's more expensive than gold, and it was first discovered in a bottle of mineral

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Toilet paper orientation: A question that has been debated for decades: should the paper face inward

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The incredible "Diamond Mud" - stick it on the metal gap and a magical phenomenon will happen!

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The stickiest couple: erasers and rulers! Why do they always stick together? They even melt.

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