What is this used for? How many of these amusing objects from netizens’ questions do you recognize?

Animation simulates the bodily changes that occur during pregnancy

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He persisted for 60 years to prove his mother wrong!

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Just looking at it hurts a bit...

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What modifications can be made to an excavator? #PopularScience #Unzip #LargeMachinery #Excavator

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Sperm Magnified

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What can you do with X-ray vision? [Situ's Brain Hole]

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A Roundup of the Strangest Sex Facts!

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What would you see if you compressed Earth’s 4.6-billion-year history into 24 hours?

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Why must bridge piers be driven dozens of meters underground?

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How to hand-build a welder at home?

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The AI team was utterly defeated

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Marbles in a Glass Bottle Descending Stairs

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How do you weld a large pipe to a small pipe?

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【HISHE】Jurassic Park Parody 1

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Japan’s pachinko craze is spiraling out of control, leaving millions of Japanese bankrupt—so why isn

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[Science] Magnify the tip of the pen N times!

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Why can a single jar spew flames like an engine?

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A record-breaking tsunami of 524 meters—what determines a tsunami’s height? #Science #Tsunami #Natur

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In 1 Minute: Learn About the Uses of Different Types of Adhesives

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Friendly reminder: This is a stress-relief video.

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