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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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Jeffrey Sachs, chairman of the Lancet COVID-19 Committee, said: The new coronavirus does not have any natural origin. Rather, it was produced in an accident in a US biotechnology laboratory.
Chairman of the Lancet COVID-19 Committee: The virus may have originated in a US biological laboratory
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During the Cold War period after World War II, mankind began a race to develop nuclear weapons, and the United States and the Soviet Union gained the power to destroy the earth. So what would happen if a nuclear bomb was detonated in the Marianas Trench? . The deepest place on Ea
What would happen if a nuclear bomb was detonated at the deepest point on earth?
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It is estimated that many people have seen the scene of "dragon sucking water" on the Internet. In the sky covered with dark clouds, a thick water column rises from the water surface and goes straight to the dark clouds in the sky. It seems that some kind of material and substanc
The rare spectacle of dragons sucking water has been frequently performed in my country recently! What draws water up to the sky?
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Health trackers worn on the wrist may detect coronavirus infections days before symptoms appear. The British Guardian reports that more and more people around the world are using these devices to monitor skin temperature. , changes in heart and respiratory rates. A new study show
Can the "Scientific Power" health bracelet detect the new coronavirus? Is this reliable?
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Since ancient times, people have been pursuing the secret recipe for longevity and eternal youth. It is said that only the characters in TV series and film and television dramas can portray it. It does not exist in reality. However, with the unremitting efforts of scientists, it
Scientists have discovered that human cells can make human cells 30 years younger. Can people really rejuvenate themselves? How to do
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First, let’s take a bird’s eye view of the planet below our feet. Next, if you look carefully at the pictures and text below, you will be very shocked... ▼Every day, there are so many people flying around on the earth, just like in the picture below. ▼The population in the circle
Very interesting map
05/16
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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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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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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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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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We often say that China has five thousand years, which naturally adds up to ten thousand years. Ten thousand years ago is a very interesting node, because it is the time period when humans turned from hunting life to farming. Farming represents villages, and the combination of vi
Could it be said that humans more than 12,000 years ago really existed?
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Site Latest News
Chairman Mao first chatted with Wang Jide and others about local affairs, and then said: "Teng County is very close to Weishan Lake. The carps in Weishan Lake have four nostrils. Do you know?"
Chairman Mao: Did you know that the fish in Weishan Lake have four nostrils? The county party secretary shook his head and the chairman smiled.
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Chairman Mao sent a message to emphasize: "Do not appear in public, such as rallies, speeches, etc." At this time, Ye Jianying was the governor of Guangdong Province and the mayor of Guangzhou City. Starting from the third day after entering the city, he had to do it non-stop eve
After Ye Jianying took office as the governor of Guangdong in 1949, Chairman Mao called and emphasized: Do not appear in public
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After hearing the voices of Zhu Wenchang and the others, the people on the other side rushed over immediately. A group of people bumped into each other in the dark and hugged each other. Zhu Wenchang and Liu Yan both greeted the battalion commander Fang Min. The two of them hugge
Historical novel: At the end of the battle, the casualty ratio between military agents and expeditionary force veterans was 60:1
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On the evening of July 2, the 33rd Golden Melody Awards Ceremony was held as scheduled at the Kaohsiung Arena. Although the Chinese music scene has lost its former glory, and the Golden Melody Awards are not as competitive as before, there is still a lot to watch in this awards c
Tanya Tanya won four awards at the Golden Melody Awards, the four-song queen broke Zhang Huimei's record, and Cui Jian unexpectedly won the song king
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As a major event in the Chinese music scene, the Taiwan Golden Melody Awards have always attracted much attention. The gold content of the Taiwan Golden Melody Awards is very important to original musicians. On July 2, the Golden Melody Awards announced the winners. Cui Jian, the
Golden Melody Awards announced! Cui Jian became the first mainland singer to be king, and Tanya Tanya was crowned singer a record four times
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Category 5 5. The person who has won the most King of Songs: Yin Zhengyang: 3 times 6. The person who has won the most Queen of Songs: Tanya Tanya: 3 times Zhang Huimei: 3 times 7. The person who has won the most Best Band: Mayday: 4 times 8. The person who has won the most Best
The top 30 records of the Golden Melody Awards, Zhang Huimei is attracting attention in May, and Jay Chou's record has not been broken!
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