Badminton with a hidden secret, plucking feathers from the left wing of a goose, why is it the best?

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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Why do honey collectors only harvest a small portion of the hive when harvesting honey at high altit

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Why do two people need to swing the hammer when forging iron? #Science #Unzip #Ironmaking #Forging #

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Why do we need to grind off the bark? This is the process of peeling and rounding the wood before pe

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"How Steel is Tempered"

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How harsh is the environment on a polar research vessel? #PopularScience #Unzip #ResearchShip #Polar

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We Cannot Know The Authenticity Of These Clips...

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Are the videos we watched fake? Has wild sex education been fooling us all these years?

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DuRaRaRa!!|Japan's largest Comiket in December 2016-Celty Cosplay_2

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The first step after a burn is not to go to the hospital immediately!

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Some not-so-cold knowledge in Genshin Impact [Issue 15]

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"The look in your eyes now is exactly the same as mine seventy years ago"

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The National Highest Science and Technology Award has finally been awarded! This might be the closes

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Does hot water freeze faster than cold water? This seemingly simple question has sparked debate amon

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When I watched more Haikyuu!, my catchphrase became...

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How hard did the ancients fight to get salt? It took 13 years to dig a salt well over a kilometer de

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

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Incredible "spiral winding"! Pulling two wires outwards, an interesting phenomenon occurs

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How magical is the metal gallium that was predicted in advance by Mendeleev?

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Why does beach sand dry up instantly when you step on it? It's a strange, counterintuitive phenomeno

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