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Manufacturing simulation of an unconventionally reinforced aircraft fuselage during automated fiber placement (Source: IFW) The results of biomimetic observations, topology optimization or feasibility in manufacturing do not always end up with the same geometry - in fact, Very fe
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"Golden Heart Double Color" Bougainvillea Petunia "Guangzhou No. 1". The flowers are huge, with a diameter of up to 10 centimeters, one-third larger than ordinary petunias. It is especially suitable for the hot and humid weather in Guangzhou, and is suitable for various planting
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Denise Kühnert and other researchers from the Max Planck Institute in Germany extracted hepatitis B virus sequences from 137 early human samples located in western Eurasia and the Americas from about 400 to 10,500 years ago and analyzed their evolution.
Science | The evolution of hepatitis B virus over the past ten thousand years
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On a clear night, when we look up at the stars, we find that the night is inlaid with countless stars. We can't help but be attracted by the twinkling stars in the sky. The dense starlight is so beautiful. Most of the shining stars we see are stars in the Milky Way, as well as so
In 1994, a comet collided violently with Jupiter, with a force equivalent to the simultaneous explosion of 2 billion atomic bombs.
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You would never imagine that plants have made so many efforts to prevent them from being eaten by other animals. Do you know what they are? I believe many friends are curious about a question, that is, plants are also living things. Since they are living things, they must They wi
If the theory of evolution is correct, why did plants evolve to be sweet and delicious? Intentionally inviting animals to eat?
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This animated image confirms the location of the newly formed rocket body's twin craters. The first half is a view taken by the Lunar Reconnaissance Orbiter on February 28, 2022 (M1400727806L); the second half is from May 21, 2022 (M1407760984R). The width shown in the picture is
A mysterious rocket of unknown origin created two craters on the moon.
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Virology is primarily concerned with viruses that are pathogenic to humans or other species of which we are most concerned. During the novel coronavirus pneumonia epidemic, scientists have conducted a lot of research on SARS-CoV-2, the pathogen that causes infection.
Research on new viruses and new hosts will vigorously promote the development of virology
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The Fields Medal is an international mathematics award proposed by Canadian mathematician Fields. It is one of the highest international awards in the field of mathematics. Because the Nobel Prize does not include a mathematics prize, the Fields Medal is also known as the "Nobel
A woman in war-torn Ukraine won the Nobel Prize in mathematics, the second female winner in history
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According to reports, China's import dependence on high-end scientific instruments ranks in the top three along with chips and oil, with the import dependence reaching 90%, which is higher than chips and oil. At a time when China's scientific research is advancing to the high end
The road to breakthrough for China’s high-end scientific instruments
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In recent years, driven by a series of pharmaceutical reforms, my country's innovative drugs, including oncology drugs, have developed rapidly. At the same time, China's oncology discipline has also made great progress in recent years, with a large number of academic leaders emer
Xu Binghe, Academician of the Chinese Academy of Engineering: Breaking the "unpopular" situation to promote the construction of oncology disciplines and focusing on source innovation
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The oxygen content of the air is only about 40% of that in the plains, and the annual average temperature is below 0 degrees Celsius. Looking around, you can see the boundless plateau alpine desert grassland. This is the Qiangtang National Nature Reserve, known as the "forbidden
Meteorological service records of "life forbidden zone"
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A new Tel Aviv University study proposes a new AIDS treatment that could be turned into a vaccine or a one-time treatment for HIV patients. The study looked at modifying type B white blood cells in patients so that they release anti-HIV antibodies in response to the virus.
Scientists propose potential AIDS treatment: HIV may be defeated with a single injection
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Shape memory polymers have broad application prospects in biomedical and mechanical engineering. However, most shape memory polymer programming processes require heating, such as water baths and oil baths. However, this environmental indirect heating method has limited heating ra
Jilin University and Huazhong University of Science and Technology joint research-shape memory polymer co-extrusion 4D printing strategy
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Amorphous calcium carbonate (ACC) calcium supplement developed by Israeli biotech company Amorphical was tested in space and results show that it can improve muscle performance in zero gravity. , strengthen and build bones, provide body functions, and enhance immunity.
Technology Frontier | Israel’s innovative ACC technology opens a new era of “space settlement”
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In mid-to-late June, a professional monitoring found that Chinese horseshoe crabs were found all over the coastal tidal flats of the Hepu Dugong National Nature Reserve in Guangxi. The maximum density per unit quadrat was as high as 53.1 birds/100 square meters, ranking first in
With a density of 53.1 horseshoe crabs per 100 square meters, the density of horseshoe crabs in Guangxi ranks first in the country.
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There are no identical creatures on the earth, and there are no identical individuals. Even identical twins will have such differences. However, scientists have concluded that there is only one ancestor of these various creatures living on the earth. Then the creatures on the ear
How is the direction of biological evolution determined?
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Site Latest News
The youth that cannot be returned has shaped us into who we are today. 01 Jay Chou's new song "Say Good and Don't Cry". A love song about "fulfilment" and "promise", the piano slowly tells the story of poignant love. I promised not to cry, but the fans all cried. Although it was
Jay Chou's 10 classic love songs: If you don't understand, you are lucky, but if you understand, you are youthful
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Today, the gossip media photographed Xiang Zuo at the hotel and busy with his assistant. It is reported that Xiang Zuo has been accompanying Guo Biting these days. He is super caring and loving. Guo Biting must have had her husband with her after giving birth to her second child.
Congratulations! Guo Biting gave birth to her second child, and Xiang Zuo accompanied her throughout the whole process and was super considerate.
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Recently, Kun Ling appeared in the July fashion magazine and posted many sexy photos on her personal social platform. She posted a high-profile post, "I'm back!" In addition to showing off multiple looks and a delicate face, Kun Ling also wore I bought a set of clothes with a ver
Kunling makes a high-profile comeback after having three children! Wearing ripped clothes to show off his career, Jay Chou works hard to cheer for his wife
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Kunling just gave birth to her third child some time ago, and now it is only a few months old. Her figure seems to be the same as before pregnancy, and she does not look like a mother who gave birth to three children at all.
Jay Chou's wife Kun Ling posted beautiful photos in the swimming pool. Her curves are eye-catching in a suspender belt, and her figure is not out of shape after giving birth to her third child.
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A family of four revealed the answer at the same time. The picture was really warm and loving. It turned out that this time Jay Chou and Kun Ling's third child was a girl and a little princess.
Congratulations! Jay Chou and Kunling officially announced that their third child was a girl. A family of four revealed the answer at the same time. It was so heartwarming.
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I insist on taking street photography with my mobile phone every day. I started releasing weekly portfolios in the first week of 2019. This album is from the 8th week of 2022, which is also the week of the Spring Festival. It is a selected collection (the 164th episode in total),
One-week mobile street photography portfolio, 2022 - Week 08 (total 164 issues)
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