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We are no strangers to shooting stars. After all, making a wish on a shooting star is a romance recognized all over the world, regardless of national boundaries and cultures. However, meteors generally occur at night. Have you ever seen a meteor phenomenon occur in broad daylight
A huge explosion was heard in the sky in the United States, and a large fireball flew past at a high speed of 24,587 meters per second.
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There seem to be many secrets hidden in the deep and dark universe, and humans have been full of curiosity about them from the moment they gained intelligence. Fortunately, the universe is not impeccable. The little bits of starlight in the night sky are the key to deciphering th
Telescopes are indispensable for astronomical observation. Are astronomical telescopes expensive? It's kind of mobile and very cheap
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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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More than 50% of the stars in the universe belong to binary star systems. About half a century ago, astronomers proposed a theoretical prediction that binary stars would sometimes form a shared envelope during their evolution. Until recently, Chinese and Australian astronomers jo
How to dance the stellar "pas de deux"? Chinese and Australian astronomers found for the first time direct evidence of shared envelope evolution of binary stars
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The current trend of bioweaponization of the new coronavirus also requires us to do a good job in the initial stage, and China has long been at the forefront of the world in the application of information technology, so as long as we unify our thinking, we will definitely be able
Zhang Zhimin: The latest epidemic strain has arrived in Xi'an, only by correct understanding and preparedness can we deal with it calmly
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Octopus is an invertebrate animal in the ocean, but compared with other earth creatures, octopus has too many unique characteristics, such as certain physiological structures and behavioral characteristics, that even more advanced vertebrates cannot compare with. . Judging from t
It’s too harsh on yourself! After mating, octopuses sometimes eat themselves. Why do they do this?
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This listing is only for the brave, so do your best and witness the magic of these images. These photos from around the world will fascinate you as you see how the spinning planet we live on shocks us.
The white heart, the houses covered with volcanic ash, and the long legs of the owl, there is always one picture that will shock you
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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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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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"Suddenly the warm wind arrives, following the coming of Little Heat." On July 7, we ushered in the eleventh solar term of the twenty-four solar terms - Little Heat. "The Collection of Seventy-Two Hours of the Moon Order" says, "June Festival...summer, heat, is divided into big a
"Small Heat" is coming, midsummer has begun, and health maintenance needs to pass six levels
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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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A bus-sized planet will pass close to Earth today, Thursday, July 7, passing within just 56,000 miles (90,000 kilometers), or 23 percent of the average distance between Earth and the moon. The asteroid, called 2022 NF, is expected to pass safely by our planet, according to calcul
Scientists detect a bus-sized planet that will approach Earth tonight
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In the eyes of many people, "alien" and "alien civilization" are synonymous with advanced civilization, and their civilization is much higher than human civilization. In many science fiction novels and movies, this point is particularly prominent. Aliens always appear to be omnip
Fears that aliens visiting Earth will wipe out human civilization may be unfounded
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Let’s first talk about what a fake passport is. A fake passport refers to a passport or other travel document that is issued, copied and modified for the purpose of deception by an organization that has no authority to issue or modify passports.
There are many kinds of fake "immigration" passports. How to check the authenticity of overseas passports?
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Taiwan's United Daily News published a comment on the 6th stating that Lin Zhijian's mentor and head of Taiwan's security department, Chen Mingtong, was the first to jump out to defend Lin. Unexpectedly, he got himself into trouble. Lin's schoolmate Gao Jiayu and senior Zheng Wen
Lin Zhijian was caught in a plagiarism storm. Zheng Wencan escorted Chen Qimai first? Taiwan Media: Providing oil to put out fires
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Americans must be on guard against shootings. Giving Americans the right to bear arms. Gun violence has already become an unsolvable problem in the US. How to break its vicious circle is of urgency and necessity to the US.
Another shooting occurred on Independence Day. Do Americans have human rights? | Little Elephant Comic Review
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"Brother Benshan, I may not go to the Spring Festival Gala with you in the future." Faced with this answer, Zhao Benshan had no choice but to find other partners to star in. But who would have thought that he would see her in the Spring Festival Gala program the next year "The Br
"Frequent Spring Festival Gala" Huang Xiaojuan: Her parents and younger brothers passed away one after another, and she still feels guilty for her son
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As the best-selling compact SUV model in China, the Roewe RX5 can be said to be at its peak since its debut. With its highly original styling, it has been at the forefront of the SUV sales rankings all year round. However, as competing products became stronger and stronger and th
With a "spindle" front face and a new 1.5T engine, what upgrades are there for the third-generation Roewe RX5?
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The Cadillac XT5, which has been waiting for a long time, has finally been reduced in price. Jiangsu Tianhong Kaisa Cadillac flagship store will offer a car purchase discount of 5 from July 7th to July 7th.
Jiangsu Tianhong Caesar Cadillac XT5 price reduced by 55,000 yuan, test drive welcome
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