Incredible "refraction" experiment: When you dip a test tube into cooking oil, an interesting phenom

How dangerous is it really to reach the summit of Mount Everest? Why does Everest have two "heights"

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

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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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Our Fat Tiger also uses a bath towel!

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centaurs, centaurs

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[Goat] A shameless devil's advocate?

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What would Vikings do if they suspected their wives of cheating?

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Silly ad: Do you like eating bacon?

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Shangguan Wan'er's private life was even more chaotic than Wu Zetian's, and she didn't even have a c

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What happens when the moon wakes up?

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An unskippable ad: The Wizard and Turkish Airlines collaboration video

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Lego plus AK, the children who received it will be very happy: the master made AK47 with Lego

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Some not-so-cold knowledge in Genshin Impact [Issue 23]

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Incredible coaxial reversal, one axis rotates in two directions, do you know the principle?

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The incredible "abrasive flow" squeezes the fluid out of the tube. The picture is so sour.

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The slowest aircraft in the world, F1D, has a thin layer of material, but can fly in the sky for 40

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The ocean is full of water—how on earth are underwater tunnels built? After watching this, I can't h

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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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