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Beginning in the 1940s, a luminous disc aircraft was discovered in the skies over the United States. Newspapers at that time only generally called it an "elliptical luminous object." UFOs aroused people's interest even more. The term UFO is a name given to unidentified flying obj
The word UFO was invented by Americans, but there were legends in China during the time of Emperor Yao
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When the planet experiences events such as fault movement, rising magma flows, and massive landslides, energy is released, and seismic waves are one of the results. In a new study, scientists found that earthquakes occurred at similar locations in the Kermade Islands in the South
Study finds: Earth's outer core is changing over time
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According to foreign media reports, Jeffrey Sachs, chairman of the COVID-19 Committee of the international medical journal The Lancet, said that the COVID-19 virus may not have come from nature, but may have originated from an accident in a US biotechnology laboratory. "In my opi
Scholars say the new coronavirus may have originated in a US laboratory and wait to see how they respond
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Since the launch of the Chinese space station project, our country has been continuously sending astronauts into space to perform missions since last year. It can be seen from the list of these astronauts that the current "occupants" of our country's space station are mainly our
Want to emigrate to an alien planet? When will my country's third batch of astronauts complete "desert survival" and go to space?
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The lobsters mentioned here specifically refer to the giant lobsters that live in the ocean. Their appearance is similar to the common lobsters in our lives, but their sizes are much larger. The reason why lobsters are said to be immortal is mainly related to an accidental captur
Theoretically, lobsters can live forever
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Humans can be said to be the most advanced animals on the earth. There is almost nothing that humans dare not eat. In times of famine, people who are too hungry will eat tree bark, leather belts, grass roots, soil, etc. Nowadays, people's living conditions are better and they eat
There is a plant that is full of treasures, but is often "peeled". Have you ever seen it?
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In cartoons, the "omnipotent" Doraemon often takes out various magical props from the future world from his four-dimensional pocket in order to help Nobita. They are full of creativity and science fiction imagination, just like Doraemon's pocket. It's an inexhaustible treasure ch
She has a "shrinking gun" that makes animals smaller than a fingernail, so cute
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This method based on mechanochemistry is one of the important advances in the modification of liquid metal, which essentially broadens the practical application of liquid metal in functional polymer composites, thermal interface materials, and electromagnetic shielding products.
Sichuan University team develops liquid metal mechanochemistry technology, which has huge potential in fields such as energy storage materials
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Animals have always been human beings' most loyal partners, accompanying people and living in harmony with humans. People can watch animals in the zoo, and the animals are also well protected and have a close relationship with humans and grow together. With the continuous develop
In 1916, an elephant crushed an employee's head and was hanged. He was very docile in life, but only because of a piece of watermelon rind.
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A few days ago, the famous American documentary producer Jeremy Corbell mentioned an incredible thing: Dozens of US sailors confirmed that during a training exercise in 2019, the warship was surrounded by a UFO group. In terms of number, at least There are more than 100 UFOs, and
Performance exceeds human technology! Dozens of U.S. sailors confirmed that they were surrounded by hundreds of UFOs during training
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Batteries for electric cars make lithium a coveted raw material The lack of raw materials has put pressure on supply chains. A latest survey concluded that Germany is currently experiencing the most severe shortages of nine minerals, seven of which mainly come from China. 9 raw m
Latest research: 7 of the 9 raw materials that Germany is seriously lacking mainly come from China
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Plants are another perspective for us humans to understand and explore the world. In their own world, their growth, blooming, fruiting, withering and prosperity, and their life processes are all very clearly visible. However, some of the characteristics they have developed in ord
In order to survive, plants have evolved these 6 unique abilities. Netizens: Plants are also "crazy"
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For ocean areas, there are countless large and small islands. However, since islands are concentrated in the ocean, resources are indispensable if you want to survive on an island. Among them, there is a very unique island located in the South China Sea of my country, which is
More precious than oil! Satellite view of Yongshu Island: surrounded by sea water, how can there be fresh water?
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Air turbine expander. Can you imagine that the air that is everywhere around us can both store energy and generate electricity? In Changzhou, Jiangsu, there is such a power station that uses air to store energy and generate electricity - the Jintan Salt Cave Compressed Air Energy
The world's first "non-supplementary combustion" compressed air energy storage power station is put into operation and the "air power bank" hidden underground
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For the first time in the world, high-quality whole-genome data of E. ovodovi, an extinct Equus, was successfully obtained, and the evolutionary history of Equus was reconstructed. It was found that Ovodovi belongs to three subgenus of Equus, excluding horses, zebras and donkeys.
Ancient DNA research by a team from Jilin University and Northwest A&F University provides important evidence for the evolutionary history of Equus
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Earth farthest from the sun: orange sunset over water, with a ship in the foreground. On July 4, 2022, Earth will reach aphelion—our farthest point from the sun—at 7:00 UTC. But the Northern Hemisphere is experiencing its hottest summer, so you understand that our distance from t
Today, the Earth is farthest from the Sun
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#DSLR We know that SLR is a digital camera, and digital cameras take digital pictures. The storage method of digital pictures is generally based on the number of pixels. Each pixel is the smallest unit of area in a digital picture. The greater the number of pixels, the larger the
Photography Issue 117: What are the effective pixels of a SLR camera?
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First of all, let me state that I have no intention of disparaging doctors by writing this article. This is entirely my personal experience, and the purpose of telling you is that some diseases are difficult to be diagnosed clearly. That summer, I went back to my hometown to spen
Some doctors are also confused
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Batteries for electric cars make lithium a coveted raw material The lack of raw materials has put pressure on supply chains. A latest survey concluded that Germany is currently experiencing the most severe shortages of nine minerals, seven of which mainly come from China. 9 raw m
Latest research: 7 of the 9 raw materials that Germany is seriously lacking mainly come from China
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Plants are another perspective for us humans to understand and explore the world. In their own world, their growth, blooming, fruiting, withering and prosperity, and their life processes are all very clearly visible. However, some of the characteristics they have developed in ord
In order to survive, plants have evolved these 6 unique abilities. Netizens: Plants are also "crazy"
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When talking about digestive system cancers such as gastric cancer and intestinal cancer, many people will immediately think of China. In fact, this is not surprising. According to data from the World Health Organization's 2022 Cancer Burden Interpretation, about 50% of gastric c
Harvard study of 130,000 people: Western-style diet is more likely to cause bowel cancer! Why is the colorectal cancer rate still so high in my country?
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Speaking of oral ulcers, many people's first reaction is to be annoyed. One or two white spots that look like pus or rot appear on the delicate mucosa. It is really distressing to look at. They grin when eating and drinking soup, and they want to pour the rice directly. Throat. B
If there is cancer in the body, can it be seen through the mouth? 4 manifestations of oral cavity, which may be cancer approaching
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