Snow can actually be rolled up—how on earth is that possible?

Universe 24 | Could the "dark matter" that has puzzled humanity for 100 years actually be a problem

lilunkexue

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

haoqiwanhuatong

43 Views

The wisdom of the working people is to change the direction of force to move heavy objects. #Science

haoqiwanhuatong

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How are the patterns painted on ceramics? #Science #StressRelief #Pottery #LearnSomethingNew

haoqiwanhuatong

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You don't necessarily have to go to the ocean to surf—surf simulators and artificial wave pools can

haoqiwanhuatong

13 Views

Why do we cut trees at height? Will there be accidents? #高空伐木 #解压 #科普

haoqiwanhuatong

8 Views

Why can firecrackers restore the shape of oil barrels? This is because of the instantaneous pressure

haoqiwanhuatong

9 Views

Why do we need to cut a slant on the tree when felling it?

haoqiwanhuatong

15 Views

Why not turn off the water when repairing a pipe? This is called pressure plugging. #Science #Unzip

haoqiwanhuatong

9 Views

Why is steel colored after cutting? #Science #Unzip #Metalworking #CoolKnowledge

haoqiwanhuatong

29 Views

Why can loose sand be made into sand sculptures after mixing with water?

haoqiwanhuatong

9 Views

Can cliff skiing cause an avalanche? #Science #Unwind #CliffSkiing #Avalanche #Trivia

haoqiwanhuatong

24 Views

Why does the bearing emit "hot air" when installing it? This is the interference fit installation me

haoqiwanhuatong

13 Views

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

haoqiwanhuatong

32 Views

Why do we need to stretch the syrup repeatedly when making handmade candies? This step is actually c

haoqiwanhuatong

14 Views

Why has the alligator gar survived for hundreds of millions of years? #Science #FantasticBeasts #All

haoqiwanhuatong

11 Views

How are mooring ropes secured? #Science #Unzip #MooringRopes #Ship

haoqiwanhuatong

14 Views

Cars can encounter many troubles in icy and snowy weather. Which ones have you encountered?

haoqiwanhuatong

12 Views

Why do sprinkler heads keep knocking when irrigating farmland? #Science #Decompression #Irrigation #

haoqiwanhuatong

7 Views

Today is the Beginning of Winter

balingbiaozi

90 Views