How are Nixie tubes made? Why haven't the once-popular counting bulbs disappeared?

What is a semiconductor? What are semiconductors used for? A 3-minute guide to understanding semicon

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The power of science

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Where do mosquitoes lay their eggs?

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The Traps and Solutions of Body Language

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Can ice bullets really withstand the high temperature of gunpowder and become invisible after being

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Introduction to Traditional Group Farming Culture in Africa

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Decompression video of the workers series!

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Let's take a look at some amazing outdoor hacks!

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The Fertilization Process of Sperm and Egg

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The most perfect revenge!

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I advise you to quit porn (enlarging testicles)

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I heard you are good at physics.

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Pea dispersion

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The Butterfly Effect

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Incredible "tubeless siphon", liquid can climb up the wall of the cup by itself, do you know the pri

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A truck mixer driver's nightmare: a blocked tank! What happens when the concrete in the mixing drum

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There are two balloons, one big and one small. When the tube in the middle is connected, an interest

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A genius invention from 800 years ago! Why can lanterns roll freely without going out—what’s the und

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The incredible metal "gallium" will break when it is coated on a Coke can. Do you know the reason?

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The most expensive sentence in the world—this story teaches us that our rivals are actually our bigg

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