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China discovered the ancient citadel of the Tang Dynasty built by Cao Bien
The wall was led by General Cao Bien in Tang Dynasty to protect Chengdu, but was reformed into the Ming Dynasty (1368-1644) and Qing Dynasty (1644-1911).
Wall
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Articles about Wall
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Videos
Unique injection technology does not hurt by stabbing needles straight into the intestinal wall
Instead of injecting into the blood vessels under the skin, the drug will be injected into the intestinal wall, because the organ has no receptors that feel pain due to…
Scientific application
The student successfully built Wall-E Robot from the material collected at the landfill
A Bolivian student named Esteban Quispe in Patacamaya, south of La Paz owns a perfect replica of his famous Wall-E robot character.
Health
Each stomach cut, pulmonary tuberculosis, doctors and doctors live well to 80 years thanks to these 2 things
A famous couple has maintained two principles of nursing for more than 20 years. They are weak but have become healthy and young. Simple tips anyone can do.
Archeology
Discover dozens of mummies in ancient Egyptian tombs
There are about 30 mummies, some are children placed in a long compartment at the wall of a 2,000-year-old tomb.
Environment
Unprecedented in Africa: The giant green 'wall' is over 8,000km long stretching across 20 countries
A great wall is being formed, but they don't separate any territory. Exactly, they are the savior of Africa.
Videos
The dusty wall 'devoures' the Indian city
The massive dust storm has never been seen in the past two decades sweeping through Churu city, causing great property losses.
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Startling the simple weapon destroying countless buildings
For centuries, city-beating vehicles proved to be an effective war weapon due to the fact that gates, brick and stone walls built under the old technique were quite weak…
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The horrifying truth behind the wall of the natural building grew feathers
The photo was posted on Twitter by Alaska National Park itself, and it attracted tens of thousands of people interested in curiosity. What are those feathers? Why do the…
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Interesting facts about the Great Wall
Many people have heard of the Great Wall, the longest artificial work in the world, but there are interesting facts that not everyone knows.
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Strange objects come from where they fly to puncture the wall, go into people's homes in America
Local authorities are looking for answers, after a giant object pervades the walls of the people in New Jersey, USA.
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Building walls on the seabed helps prevent sea level rise?
According to a new study published in Cryosphere Magazine, the construction of seabed walls can prevent melting glaciers as well as sea level rise.
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Terrifying story about the most exotic
Galapagos Islands are famous for their rich flora and fauna. This is the place where scientist Charles Darwin found the theory of evolution.
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Meet these phenomena often but not everyone knows the cause
Why is the skin skin wrinkled after soaking in water for too long? Why do we often sneeze when going out into the sun? ...
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The reason people can't walk through walls
The completely non-hollow structure of electrons is a barrier that prevents people from going through solid walls.