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When an earthquake occurs, which is safer—the lower floors or the higher floors? Let's start by exam
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They say diamonds are forever, but they can be burned and broken.
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How strong is the force of regular CPR? I feel like my ribs are going to break in the next second.
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Various speechless and irritable moments
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Comparison of the size of tsunamis in history
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The mysterious man setting up a street stall
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The king of sliding is "banana peel". Scientists stepped on the banana peel 60 times to conduct an e
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A boy smeared an entire tube of painkiller cream on his private parts. Here's what happened to his b
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Why is there a big ball on the roof? It works without oil or electricity. Do you know how it works?
Incredible "spiral winding"! Pulling two wires outwards, an interesting phenomenon occurs
Weird mobile calculator: 50% + 50%, why is it equal to 0.75?
What is the "Omron Ring"? A strange phenomenon occurs when a banknote is put into a copy machine.
What is the "Rope Effect"? Why does honey spiral as it falls?
What is "nitrogen triiodide"? Gently wave a feather over filter paper and an interesting phenomenon
What is "pneumatic transmission"? It's launched like a cannonball! Do you know how it works?
The ancient navigational tool "Sextant" is still in use today! Do you know how it works?
Incredible "hydraulic forming", keep pouring water into the metal shell, and interesting phenomena w
The ball in the bearing won't fall out, so how did it get in? Read this to solve your years of confu
What is "shellac"? You might have tasted this magical Indian glue, secreted by billions of insects!
Mercury, the natural nemesis of gold, when mercury is dropped onto gold foil, an interesting phenome