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Video: Two times the fall of the Great Wall
The Great Wall, China's longest defensive project, has fallen twice on the heels of the invasion of Mongol and Manchu forces.
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The moon landing scene is made up of thousands of photographs
Instead of using old footage, he used thousands of stills taken by Apollo astronauts in the past to combine into a beautiful video.
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Look at this robot smoking and you will never dare to touch tobacco again
Everyone knows that smoking is toxic, but visually looking like this is probably less experienced.
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Video: Burning power causes white flesh phosphorus necrosis
Being able to fire fiercely in the air, white phosphorus can cause serious injury if it gets on the skin.
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Video: Life disorder phenomenon in North America
Numerous North American ticks are suffering from life cycle disorders when they crawl off the ground four years earlier than expected.
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Video: A miserable astronaut squeezes a wet towel on a space station
Although the astronaut squeezed hard, the water refused to leave the towel in a gravityless environment on the International Space Station (ISS).
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Video: World's largest super yacht of Russian billionaire
The world's largest private yacht of Russian billionaire Andrey Igorevich Melnichenko is swimming in Monaco after undergoing the final tests.
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Video: Snake is about to die of thirst in the desert near people asking for water
The moment a dying snake thirstily gulps down a sip of water given by a kind person through a cylinder in the arid desert in Saudi Arabia, causing a fever on social netw…
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Video: Giant carnivorous alligator in America
The big crocodile gripped the smaller crocodile, crawling on the American trail to find a place to eat.
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Impressive numbers when the Earth shrinks with 100 inhabitants
Do you know how many colored people on Earth on our planet, how many left-handed people, many homeless people, how many people are overweight ...?
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Video: The secret to predict when the rain will come
Monitoring the time of the mountains, the remote tower covered with rain can help you determine exactly when the rain will come.
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Video: The reason why things cannot revive after death
When people as well as other animals die, the cells will stop working, the body gradually decomposes and cannot be resurrected.
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Video: Evolutionary journey of human skin color
Human skin color is now the result of a long evolutionary process under the guidance of light from the Sun.
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Video: The process of forming hiccups in humans.
Charles Osborne began to hiccup in 1922 after being hit by a castrated pig, 68 years later, he died.