The strange "Penrose Room", why is it that there are mirrors on all four sides but it cannot illumin

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

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The teasing has begun!

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Silly Ad: Men Will Always Be Men, Hahaha!

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Funny Texture Pack

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Thai silly advertisement: Aren’t you afraid of retribution for eating my mother’s popsicle?

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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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How a Car Engine Works

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Funny moments of little human cubs!

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Draw the other half of the orange with a pen, and in the end, it'll be completely indistinguishable

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Convex lens experiment

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He clearly said that he didn't see me as a girl, but he was secretly looking at me while searching f

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What is the principle behind submarines? What's the difference between nuclear and conventional subm

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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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What is the "snake pendulum"? When 15 small balls are dropped at the same time, an interesting pheno

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How to separate a pound of sugar and a pound of salt when mixed together? Analyze from a scientific

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Congratulations on inventing the sheep intestine casing!

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Incredible friction welding, put two steel bars together and rotate them, and an interesting phenome

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The ancient navigational tool "Sextant" is still in use today! Do you know how it works?

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What is "wire cutting"? The machining accuracy of a molybdenum wire can reach 0.001mm. Do you know t

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He thought it was fart, but...

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