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Studies have found that astronauts on six-month missions experience bone loss equivalent to 20 years on Earth - space travel also puts stress on the cardiovascular system and increases radiation exposure. An academic-led study of astronauts has revealed the devastating effects of
Astronaut suffers 'significant' bone loss on space mission - sparking fears about journey to Mars
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Original author's analysis: The earth may be destroyed by intelligent humans. The reason is that the development of human science and technology is a good thing and brings happiness to humans, but at the same time, it may also shorten the time humans can survive on the earth. In
Author analysis: The earth may be destroyed by intelligent humans for these reasons
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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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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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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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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 āenvironmental protectionā, but what is its specific connotation? What should we do about it?
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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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1. Morphological characteristics: The body wings of Star Beetle are black, with multiple white spots on each elytra. Its body length is 50mm and its head width is 20mm. The body color is bright black; there is a white spot on the left and right sides of the front and back of the
Feiben Classroom - Star Beetle
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First, letās take a birdās eye view of the planet below our feet. Next, if you look carefully at the pictures and text below, you will be very shocked... ā¼Every day, there are so many people flying around on the earth, just like in the picture below. ā¼The population in the circle
Very interesting map
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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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According to a recent report by Germany's "Bild", Nielsen said in an interview with the media that he was very uncomfortable with China's space program, especially the signing of a memorandum of understanding with Russia "on cooperation in the establishment of an international lu
Does China want to occupy the moon? Nelson's heart is as ugly as his appearance
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Recently, a latest research jointly conducted by Chinese and foreign scientists successfully achieved direct imaging of the protostellar disk at the center of the Milky Way, "seeing" the "cradle of stars" at the center of the Milky Way for the first time. According to Chinese res
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In recent years, our country has raised the concept of environmental protection to an unprecedented new level. The vast majority of Chinese people no longer miss the days when wild animals were regarded as food. Everyone naturally regards living creatures as neighbors and even fr
In order to protect the cubs, female bears in the wild have learned to seek help from humans and deal with violent males in estrus.
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Xinhua News Agency, Xining, July 3 (Reporter Li Ning, Geng Huihuang) Brown bears passing through the forest, graceful snow leopards, playful and cute desert cats... In recent years, as the ecological environment continues to improve and the ability to capture the traces of living
Please note! There are brown bears and snow leopards here
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Recently, scientists discovered that two previously dead stars collided and combined to create a new star that burns hundreds of times as brightly as the sun and is covered in carbon and oxygen, the ash byproducts of helium fusion. Like fiery phoenixes, some stars may explode in
Two Death Stars collide and combine to create a new star
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In 1938, a fishing boat was fishing near the Comoros Islands near Madagascar and caught a very strange-looking fish.
A "fish" with four limbs was found in the deep sea, weighing up to 100 kilograms and with purple scales. What exactly is it?
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Many people are raising cactus now. When I raise them, I want to propagate some cactus. I donāt know what method to use. Today, Xiao Qi will tell you in detail how to propagate cactus. There are three types in total, "the highest" and " "Fast", which one do you choose?
How to propagate cactus: There are 3 types in total. Which one do you choose between "highest" and "fastest"?
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Nowadays, many people like to grow flowers, but most people only grow some flowering plants. The main reason for buying flowering plants is to see them bloom. However, they bloom very beautifully when you buy them, but they donāt bloom when you grow them yourself. This Sometimes
If the plant does not bloom, it will be useless no matter how much "potassium dihydrogen phosphate" is used, because two conditions must be met:
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This puts forward higher requirements for teachers. They must not only have excellent professional knowledge, but also be role models for others, set an example for students in how they behave, and use their actual actions to have a subtle impact on students.
A professor tricked a female student into checking into a room, and the chat content was exposed. Is the female student innocent or the professor obscene?
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The end of the college entrance examination coincides with candidates across the country filling out their applications, and my country's latest "double first-class universities" have also been officially released. How many "double first-class universities" do major cities in Chi
The latest ranking of the number of ādouble first-class universitiesā in cities across my country. Who is the number one city in education in China?
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Introduction: In the past many years, when the post-8090 generation was young, parents did not seem to invest much time and thought in family education. However, with the progress and development of society, education has become the focus of most families. The biggest wish of par
Angry to the point of being āpoisonedā? Parents get emotional while tutoring students in homework, but it causes controversy among netizens
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#2022 College Entrance Examination Season# As we all know, there are two finance and economics universities in Zhejiang universities. Zhejiang University of Finance and Economics and Zhejiang Gongshang University. So which one is stronger or weaker?
Zhejiang University Series: The Ultimate Battle of Financial Twins
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