The incredible "floating foam cloud" is just a matter of sweeping it with a stick, and an interestin

Rachel's Secret Diary | EP08 | "Pinkfong & Hogi: New Friend Ninimo" Korean

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How a vibrator works

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Principle of the Three-Stage Reducer

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"Basement Judge"

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Thought it was a loving mother, turns out it’s a filial son!

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That's right, all these crows are my minions 🐦‍⬛

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What is "honing"? Press the ball into the cylinder and rub it hard, and a magical phenomenon will ha

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What is the principle behind icebreakers? How impressive is China's new-generation icebreaker? Watch

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Was the electric light bulb really invented by Edison? What’s the science behind LED lights? Let’s d

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Damn it, this suffocating pressure…

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Turn Scientists Into Game Characters

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Why is ice so slippery? A seemingly simple question that has puzzled scientists for centuries

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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 "riveting"? Why do airplanes use millions of rivets instead of welding?

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What is a "carbon arc lamp"? When you connect two carbon rods to electricity, an interesting phenome

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The lightest tree in the world, "balsa wood", grows 10 meters a year. Just cut it down and carry it

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

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The most terrifying roller coaster, the death roller coaster, how scary is it? No one tells you what

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One of the most extreme reproductive processes in the animal kingdom: the kiwi lays an egg that comp

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A genius invented the "Golden Lips Bug," which lay inside the American national emblem for seven yea

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