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This satellite image from the Copernicus Sentinel-2 mission takes us above Kiev - Ukraine's capital and most populous city. (Please note that this picture was taken in 2019, so the flames and smoke of war are not visible). Kyiv, also known as Kiev, is visible just below the cente
Copernicus Sentinel 2 "Space Exploration of the Earth" Series: Ukraine - Kiev
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The impact of the earth's geological conditions on life is obvious. Different geological environments, such as deserts, mountains, forests and oceans, correspond to different organisms.
Scientists establish a new mineral classification system that will help interpret the earth and search for extraterrestrial life
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Omicron subspecies BA.4 and BA.5 are rapidly sweeping the world and becoming new popular subspecies. The S proteins of BA.4 and BA.5 are the same at the protein level, but are different from the S protein gene mutations of BA.2.12.1, but are they different from BA.1 and BA in ter
BA.4/BA.5 subspecies are “more cunning” and most monoclonal antibodies are ineffective
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Do you know why mosquitoes prefer to bite you instead of others? First, the mosquitoes that bite you are usually female mosquitoes because they need to absorb nutrients to lay their eggs. Secondly, mosquitoes rely on smell and temperature to find prey, and can keenly sense the su
Popular science knowledge: Do you know why mosquitoes don’t bite others but prefer to bite you?
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Plants are grown in complete darkness in an acetate medium that replaces biophotosynthesis. Researchers are developing artificial photosynthesis to help make food production more energy efficient on Earth and perhaps one day on Mars. Photosynthesis has evolved in plants over mill
Artificial photosynthesis could produce food in complete darkness
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As a scientific researcher, Wu Jianhua has been talking a lot recently. Rumor has it that the Chinese Academy of Sciences' neutrino laboratory 700 meters underground in Kaiping, Jiangmen, Guangdong, injected 20,000 tons of water on June 27. After that, people could no longer see
The deepest secret in Guangdong, 700 meters underground
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Introduction: The famous "Lilac Tree" has leaves that look like chicken feet and fruits that look like briquettes, but it has many unexpected uses. In recent years, urban construction has gotten better and better, and the greening of various cities has also gradually improved. Ta
The leaves are like chicken feet and the fruit is like briquettes. It is called "Passepartout", but few people know its value.
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In an interview with Ars Technica, Jim Free, associate director of the agency's Exploration Systems Development Program, said this week NASA is working toward an August 23 to September 6 launch window for Aretmis 1.
NASA plans to launch Artemis I lunar mission in late August to early September
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The earth's temperature is rising, extreme weather conditions are increasing, green vegetation is decreasing, the ecology has been damaged, and wild animals are facing the risk of extinction.
We are familiar with “environmental protection”, but what is its specific connotation? What should we do about it?
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The characteristics of ceramsite lightweight partition boards can be summarized in eight words - safe, comfortable, fast, environmentally friendly ceramsite wall panel production sample ceramsite partition boards are made of cement and ceramsite slurry mixed, foamed and solidifie
A new type of environmentally friendly building material - ceramsite wall panels
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What happened to Tibet? 350 research experts gathered together, and they all claimed: They saw something incredible, which would bring at least billions of resources every year. Even the villagers stood around in surprise. What was going on? What exactly are these things, and wha
Tibetan villagers make new discoveries! 350 experts gather for investigation, bringing in at least 1 billion resources every year
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China's sky eye discovered a mysterious signal, which was suspected to come from a foreign civilization, but American scientists poured cold water on it. Recently, a research team from Tianyan announced that in past observations, they discovered several very special signals. Thes
China's sky eye discovered mysterious signals, but American scientists said they came from the earth. Do aliens exist?
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Mangroves, made up of salt-loving trees, shrubs and shrubs, play an important role in providing waterfowl habitat and preventing coastal erosion. Because the areas they occupy are also viable for aquaculture, however, these watery forests face continued development pressure. One
"Space Observation" Ramsar Convention and Vietnam Wetlands
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June 1 to November 30, 2005 As 2007 approaches, an extreme to abnormal drought occurs in the southeastern United States. The year also saw tropical cyclones—tropical depressions, tropical storms, and hurricanes—that often flooded parts of the East Coast and Gulf Coast. Tropical c
"Space Observation" Small tropical cyclones contribute more to annual rainfall
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Atoms were once considered to be the basic particles of everything in the world, but later people discovered that atoms are composed of nuclei and electrons, and there is a vast space between the nuclei and electrons. How vast is it specifically? Let us take the simplest atom in
What exists in the vast space between the nucleus and the electrons? Is it an absolute vacuum?
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I once read "Insects" when I was young, and I was full of yearning for the insect world described by Fabre. I often turned over stones or inspected leaves to look for the small insects hiding in the depths. As I get older, I gradually develop an inexplicable fear of insects in na
An insect pocket book that brings you closer to nature
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Zhang Yaqian and Du Jiali of Yuanshi Media reported: In order to celebrate the 101st anniversary of the founding of the Party, on July 1, the county working committee organized 35 new party members to visit and study at the former site of the 129th Division Headquarters, Jiangjun
Tracing the footsteps of our ancestors and inheriting the red gene - the county working committee organized new party members to visit and study at the former site of the 129th Division Headquarters
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A song about fierce swordsmanship in the snow and thousands of romantic figures. The rivers and lakes in the snow are not the rivers and lakes of Xu Fengnian, they are the rivers and lakes of the people in the rivers and lakes. Before Xu Fengnian entered the martial arts world, t
"Fighting Swordsman in the Snow": When the Western Chu State was restored, why did Cao Changqing give up on restoring the State and attack a city with one man?
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On July 3rd, Beijing time, the Chinese team continued to play the second match of the World Cup preliminaries with the Australian team. In the end, the Chinese team lost to the Australian team 48:71, suffering a disastrous defeat. In the last quarter, the Chinese team only scored
Guo Ailun made 3 of 16 goals and Hu Mingxuan made 1 of 9 goals. The Chinese team collapsed bizarrely in the final quarter. Zhou Qi really tried his best.
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The 2022 World Cup in Qatar is approaching, and another football feast is about to begin. As expected, the Chinese men's football team has become a bystander, but in fact, the Chinese men's football team is not alone. Even world-class stars may not participate in the World Cup. C
World Cup legacy: They have never participated in the World Cup, but they can form a championship lineup
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On July 3rd, Beijing time, the Vietnamese women's football team was preparing for the next Women's World Cup, and the French women's football team was preparing for the current European Cup, so the Vietnamese women's football team and the French women's football team decided to h
7-0, super tragedy! The world's No. 3 beat the Asian powerhouse, shooting 27-1. The Chinese team should be careful
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On July 3, Beijing time, the Chinese men’s basketball team lost to the Australian men’s basketball team 48-71.
Continuous low-level mistakes led to physical violations. Zhao Rui was replaced and looked dissatisfied. He only played 2 minutes and 47 seconds in the second half.
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