Illusions surge like waves, all to rush toward you.

The moment you didn't notice, my heart has already stirred a ripple

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How powerful is the power of science?

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Every little science experiment can be explained using scientific knowledge.

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I really admire Japan in this regard!

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Under a 4K lens, this “giant cavity” vividly simulates root canal treatment and fillings—so immersiv

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How a Car Engine Works

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[Insanity] What is the experience of grinding bones to jade? Even more moist than white jade!

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This six-flower expression is too cute! !

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I've learned a lot! I always thought sperm extraction involved watching porn movies for visual stimu

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As long as you use the right method, work won't be that tiring.

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

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When a rotary drilling rig is used to drill and pile, why is the hole filled with mud?

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There are no such things as "useless people" in this world—when properly utilized, everyone is a tre

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Even a single swipe with an eraser causes it to slip—don’t believe me? Try it yourself!

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Use this video to defraud your chemistry teachers

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Can you play "Summer in a Small Town" with a calculator? Does this pure sound sound good?

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[Goat] A shameless devil's advocate?

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"At this moment, loving someone is like nurturing flowers—made tangible."

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The color of this little rare gas is really something you never get tired of looking at.

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Before I met you, I always thought I was dull and dull

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