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Although the theories discussed on this topic appear to be a bit unfounded, there are many people in Europe and the United States who are preparing for "Judgment Day" and preparing various things in advance. Some people call them doomsday operators.
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A sand battery works like a solar panel: it collects heat and stores it as energy. But sunny days are extremely rare in Finland, especially in winter. So Finnish experts have invented something similar - an eco-friendly battery with ordinary sand inside. New eco-friendly battery
The world's first sand battery has started working | It helps store thermal energy and heat places
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01: The largest bird sculpture in the world is located in the southwestern state of India, Kerala. It is 61 meters long, 45.72 meters wide and 21.3 meters high, and is decorated with intricate details.
28 Miracles of Humanity and Nature That Are So Amazing and Depressing
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Suddenly a warm breeze arrives, followed by a slight summer heat. July 7 ushered in the Xiaoshu solar term. Xiaoshu is the 11th solar term among the twenty-four solar terms and the fifth solar term in summer. "Shu" means hot. Xiaoshu means "little heat". It is not very hot at thi
It’s a slight heat today! The warm wind is coming, the mild summer is coming, and the long summer is at its peak.
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Polypropylene is one of the most widely used types of general plastics. It has the advantages of low density, good rigidity, resistance to flexing, chemical corrosion, and good insulation. Its shortcomings are poor low-temperature impact performance, easy aging, and large molding
Is polypropylene shrinkage difficult to control? What are the influencing factors? "Attached is a table of shrinkage rates of common materials"
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Mount Fuji is not as "immovable" as it appears on the surface. It seems that a force is rapidly building up inside! Some experts believe that Mount Fuji may erupt at any time; other experts disagree, believing that people are over-interpreting the recent anomalies in Mount Fuji!
Is Mount Fuji in Japan safe? Chinese satellite unexpectedly discovered that the snow area on the top of the mountain has decreased by 61% in 4 years
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It has long been thought that ancient humans moved out of Africa from primarily relatively affluent woodlands along the Mediterranean coast (1, 2). However, a recent work found that this is not the whole picture (3).
Nature | New research finds the hidden "story" of humans' "out of Africa"
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In Chongming, the mouth of the Yangtze River, there is a group of people responsible for a small but important part of this large project - fishing management. July 4th, sunny to cloudy, southeasterly wind of level 4-5 in the Yangtze River waters.
They shouted in the Yangtze River: This matter cannot be done
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Don’t study eternal life. Eternal life will tie humans to the earth. I know that many people are afraid of death. The body is getting younger and younger, at least the mind is getting younger and younger, and it is getting smarter and smarter. If this thing really happens, then I
The pursuit of immortality will trap humans on earth
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[Plumbing Valve Network News] Valve corrosion is one of the main reasons for valve failure. There are several forms or causes of corrosion, which can be roughly divided into six forms of corrosion. Corrosion is a natural wasteful way of drawing metals into their ores.
How are hotel valves corroded?
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The proposal of dual carbon targets has not only made new energy industries such as electric vehicles and hydrogen fuel vehicles soar, but also provided scientists with a research topic, that is, how to turn carbon dioxide into waste through new technologies to achieve carbon red
New applications for solar energy! Michigan professor proposes new process to use CO2 and water to prepare chemical fuels to achieve carbon reduction goals
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This strange, fluid-like electronic behavior could be used in the next generation of low-power electronics, potentially making them more efficient. Although they are discrete particles, water molecules flow collectively as a liquid, creating streams, waves, eddies, and other clas
Scientists observe for the first time 'electron vortices' that could help design more efficient electronics
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In the classic Korean drama "Blue Life and Death", there is this sentence: "In my next life, I want to be a tree, so that I can always stay in one place and never leave." From ancient times to the present, trees have always been "rooted in the earth" "The image of "appeared", and
Did you know that trees can walk?
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Close your eyes and imagine that you eat some purple grapes and then your whole body turns purple. Isn't this scary? Of course, such bizarre things don't happen to humans. But Melissa Abramovitz told me that this is exactly what happens in sea caries.
How do sea slugs change color?
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How cold is space, and does it drop to absolute zero? What would happen if you fell in without a spacesuit? While science fiction movies would have us believe that space is very cold — even very cold — space itself is not entirely cold. In fact, it actually has no temperature at
How cold is space? The physics behind the temperature of the universe
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[CNMO News] Weight loss has always been a hot topic among people. Some people eat too much and don’t gain weight, while some people gain weight even if they drink water. Therefore, losing weight also troubles many people. They have tried various methods but still have no effect.
It may be possible to eat dry without gaining weight. German scientists discovered signaling molecules that promote fat burning
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My daughter’s academic performance in China is pretty good, but as parents, we always want to push her. I gritted my teeth and chose this place. The idea is very simple, that is, let my children go to the world's famous schools, and the graduates of this school will go to the fam
What is it like to study in an Irish private school?
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That summer, I had been saying goodbye to the yellow mud that wrapped my legs. I slowly pulled away the fishing net and fishing rod. I stopped fishing in the lotus pond in the moonlight. The sickle was sharpened again and again. I held the rice heavily in my hand. What I held tog
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Rumors and lies are like scourges, and even spittle can drown people. People in life are often troubled by one thing. When you are successful in your career, there will be people behind you who will make irresponsible remarks. When you are doing better than others, there will be
Rumors and lies are like scourges, and even spittle can drown people.
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#我在Toutiao engages in creation# Today is the 139th day of participating in the Toutiao book copying activity. I have stopped updating for a few days recently and have been moving forward. I have stopped recently. I am not giving up, but thinking about new creative ideas. After mo
Copying books for 139 days, never let the days pass by leisurely, youth will never come again
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People need to endure hardships to live. If you don't endure hardships or are afraid of hardships, you won't be able to achieve success in life. A truly smart and intelligent person always takes the initiative to endure hardships, actively endures hardships, consciously endures h
People need to endure hardships to survive and grow from hardships.
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Wen\Yizao A scholar made a special trip to the temple to ask the Zen master what "Zen" is. When they arrived at the temple, the Zen master served him tea. Unexpectedly, the cup was full, but the Zen master did not stop filling the cup. The scholar hurriedly said: "Zen Master, the
The most transparent way for a person to live: return to zero, clear, and restore
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