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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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According to reports, experts from the Japan Marine Research and Development Agency discovered an extremely rare giant fish in the deep sea. Its body is more than 2.5 meters long, its skin is dark blue-purple, and its mouth is split, making it look very strange. It is large, with
2,000 meters under the sea, a brand new species was discovered in Japan. It is huge. Has it mutated?
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Dahe Daily·Yu Video Reporter Liu Ruichao Kang Yafei There is a famous story in "Liezi·Tang Wen", which is "Two Children Debating the Sun" in the textbook, "Confucius traveled eastward and saw two children arguing and asked why." Two children analyze from different angles when the
The "smallest sun of the year" appeared on Monday, and the "dog days" are gradually approaching
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[Academician of the Chinese Academy of Sciences and Southwest University #Karstologist Yuan Daoxian won the International Award#] The reporter learned from Southwest University on the 3rd that at the recently held Eurokarst2022 conference at the University of Malaga in Spain, #my
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1. Do frogs eat fish? In a series of articles on One Hundred Thousand Whys in Life, I once said that "frogs only eat small bugs, not fish", but the fact that I encountered a frog eating fish in a pond slapped me in the face. I caught a frog in the pond, squeezed its belly hard, a
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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
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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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What is outside the universe? Maybe this can no longer be explained completely by science, and some of these ideas need to be used. People have been thinking about this issue since ancient times. For example, the ancients tried to describe the "outside" and boundaries of the univ
What is outside the universe? Perhaps it can only be explained by philosophy.
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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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Xu Deng has already played two games with Ling Dujun on whether the derivation process of the Lorentz transformation in Einstein's special theory of relativity is related to light, and the third game has already begun.
Regarding the issue of relativity, Xu Deng has laid a Zhenlong chess game for Mr. Ling Du. Can you solve it for him?
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On July 3, the Japan Marine Research and Development Agency announced that a giant deep-sea fish was photographed at a depth of more than 2,000 meters. According to the information released by Japan on the Yokozuna sardine, this deep-sea fish is dark blue-purple in color and has
A 2.53-meter giant deep-sea fish was discovered in Japan! The thick head and big mouth are suspected to be related to Japan’s nuclear wastewater
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[Source: Wuqing Ecological Environment] What is renewable energy? Renewable energy refers to energy that can be continuously regenerated and utilized in nature and is inexhaustible. Renewable energy comes from natural processes that are constantly replenished.
Environmental Science Popularization丨What is the difference between renewable energy and clean energy?
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The great dream of landing on Mars around 2035 is news that makes hundreds of millions of Chinese people happy. However, few people have considered why we are on Mars instead of Venus, which is also a "neighbor" and is even closer to the earth. In fact, no one has tried to explor
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Are white holes the key to time travel? Do white holes really exist? Will there be a white hole if there is a black hole? Can white holes time travel?
Will there be a white hole if there is a black hole? Can white holes time travel?
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Earlier related coverage: Roswell Daily Record newspaper announced the capture of a 'flying saucer'
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Projectors are one of the fastest-growing categories in my country's audio-visual appliance industry. Projector shipments have surged since 2018, and it is estimated that shipments are expected to exceed 5.6 million units this year. As the market changes, major manufacturers have
There are so many domestic projection brands, which one should I choose in the 3,000 price range?
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Huazi just rejected a friend's request because he asked Huazi if he could help buy a few bottles of albumin to improve his immunity. Because of his poor health, he wanted to improve his body's immunity by injecting albumin. Huazi said that the full name of albumin is "human album
Stop asking the doctor to give you albumin injections. It cannot cure all diseases, nor can it increase immunity.
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The evolution of human beings is a very wonderful thing. Over the long years, apes finally became humans, which can be roughly divided into four periods: ape man, late ape man, early Homo sapiens, and late Homo sapiens.
What are the benefits of having thick hair in 4 areas of women's body? The result may make you shy, and men also need to understand
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The overall performance of the nursery stock market in the spring of 2021 is still not considered, which shows that the nursery stock industry still has great potential in the future. The following is an analysis of the current situation and development trends of the nursery stoc
Current status and development trends of the nursery stock market in 2021
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For many ordinary consumers, they may have purchased "such-and-such miracle seedlings" online that "come alive when inserted into soil and bear fruit that year". The marketing logic of Shenmiao is, firstly, to brag that its seedlings are easy to grow; secondly, it uses pictures o
There are many people who fall into the trap of "miraculous seedlings". Why do some people believe in "miracle seedlings"?
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Although the derivative no longer means this, the set of symbols carefully invented by Leibniz is indeed very easy to use, so we continue to use it.
History of the Development of Calculus 21: Reconstruction of Differential Calculus
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