In one minute, I will teach you how to recite pi backwards!

Why is it easier to cut things with a hot knife?

haoqiwanhuatong

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Why does steel need to be rolled repeatedly? #Science #Unzip #Rolling #Forging

haoqiwanhuatong

10 Views

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

haoqiwanhuatong

27 Views

They say diamonds are forever, but they can be burned and broken.

haoqiwanhuatong

18 Views

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

haoqiwanhuatong

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

haoqiwanhuatong

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DIY Process | DIY Tricks You Could Use

Mr-souy

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

haoqiwanhuatong

54 Views

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

haoqiwanhuatong

10 Views

Why doesn't it hurt when a needle is stuck in my finger?

yaki1

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Mathematical Genius

gaoerer___uan

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I was so excited to have a big meal on my first flight!

xiaoxinyaozh___iang

733 Views

Wow! That's awesome!

rentouxiang_02_01

84 Views

Identify popular online phenomena, if you know 3 of them, you win!

bideerjiedao

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The Blueberry video that Bi Dao has played millions of times actually has something wrong?

bideerjiedao

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If you choose A for the first three multiple-choice questions, do you dare to choose A for the fourt

bideerjiedao

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Can you find underground water sources by holding two copper wires?

dayushijieshuo

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There are blisters on the wall. What caused this?

haoqiwanhuatong

2 Views

A drop of water kept me awake for three days and three nights...

bideerjiedao

6 Views

It’s Chinese New Year, so don’t cook dumplings like this!

bideerjiedao

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