27:56
Geopolymer: a Super Nano Material
Recommended
science
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
OptiFee-Optimization of aircraft fuselage enhancement layout
science
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?
science
IT House News on July 6. According to CCTV News, NASA confirmed on July 5, local time, that the CAPSTONE lunar probe currently has a communication failure and that it has left the earth's orbit with a small Capstone cube satellite launched last Tuesday. Lost contact while heading
The United States returns to the moon plan, NASA said that the Capstone cube satellite launched last week has lost contact
science
Recently, Zeng Yi, a researcher at the Center for Excellence in Molecular Cell Science, Chinese Academy of Sciences, and Jing Naihe’s research team collaborated on a paper titled Embryonic vascular establishment requires protein C receptor-expressing endothelial progenitors in De
Study reveals identity of embryonic vascular endothelial progenitor cells
science
Compilation | Editor Cheng Qian | Panken Core News July 6, according to Bloomberg, the U.S. government is asking the Dutch government to expand the scope of the ban on the sale of semiconductor manufacturing equipment. Previously, Dutch lithography giant ASML has been unable to s
The United States is causing trouble again! Ask ASML and Nikon to ban the sale of DUV lithography machines to China
science
Walls can be seen everywhere in our human society. They are not only barriers to protect us, but they can also be seen as cages to imprison us. In addition to these walls that we can see in life, astronomers have also discovered "walls" in the universe, as if someone deliberately
The "cosmic wall" was discovered, and researchers were panicked: Are we really the experimental subjects?
science
The device is mainly used to construct the three-dimensional stress environment of rock samples under formation conditions. It uses real fracturing materials and fracturing processes to conduct fracturing simulation experiments. Its technology is leading and can simulate in-situ
[Industrial Development] A 10,000-ton ultra-large hydraulic fracturing simulation experimental device was “born” in our city
science
The latest research in the United States shows that the "switch" that controls the length of human life is the hypothalamus hidden under the brain. The hypothalamus is located below the brain. It regulates body fluid electrolyte balance, body temperature balance, and the immune s
Women live longer? The latest US research reveals the truth about aging in the brain
science
Introduction to the results At present, there is an urgent need to develop lightweight, flexible and efficient wave-absorbing materials.
Xi'an University of Technology: Carbon fiber/graphene/LDH composite materials for microwave absorption
science
Screenshot of page 15 of "People's Daily" on July 6, 2022. Original title: Let the public share the beauty of nature. The "National Scientific Literacy Action Plan" released in June last year clearly stated that we should vigorously promote the scientific spirit, cultivate ration
People's Daily丨Wang Kechao, director of science popularization at the Purple Mountain Observatory of the Chinese Academy of Sciences: Planting a scientific seed
Relation Video
science Relation Video
Site video recommendation
science Latest News
science
On July 5, the Wuhan Smart Geographic Information Industrial Park opened in the Huafa International Enterprise Building, and the construction of the social application node of the Hubei Provincial Satellite Center was launched in Hanyang. Map navigation, logistics inquiry, land r
A "Garden" opens up a new world, and the "Big Dipper" shines in Hanyang
science
01Research background As an innovative technology, rechargeable batteries have greatly changed the development process of modern society. High-efficiency energy storage technology at high temperatures requires advanced battery systems to meet growing application scenarios such as
Tsinghua Zhang Qiang & BIT Li Boquan Angew: Zinc-air batteries move towards 80℃ high temperature applications
science
After death, due to the termination of the life process, the putrefactive bacteria that were parasitic in the human body during life lost the control of the human immune system and grew and multiplied crazily.
What is the giant phenomenon? What would lead to the discovery of the giant-viewing phenomenon?
science
The perigee of Mars is 55 million kilometers, and the apogee is a full 400 million kilometers. This is a planet that is very far away from us most of the time. Therefore, every time humans launch a probe, they have to choose the day carefully to prevent missing the most important
Even closer, Earth’s sister planet, why is Venus not as popular as Mars?
science
This variant evolved from the BA.2 variant of the Omicron strain and is called a "second-generation variant". It has many "unusual" mutations and may be able to break through the immunity built by existing vaccines and strain infections. barrier, and the infection speed is relati
Lots of mutations and fast spread! Omicron “second generation variant” attracts attention
science
At present, people may already know what genetic metamorphosis is through the Internet, TV and other related channels, but I am afraid many people do not know much about the related harm caused by genetic metamorphosis. Next, I will make a simple analysis for everyone.
Vanmate: What is genetic metamorphosis and what are the dangers of genetic metamorphosis?
Site Latest News
science
In the blink of an eye, it will be a slight summer tomorrow. The so-called "shu" means heat, indicating that the really hot weather is coming. Although Xiaoshu is not a big solar term, people have attached great importance to it since ancient times. The arrival of Xiaoshu also re
Tomorrow is a slight summer holiday. Regardless of whether you have money or not, remember to eat the "three treasures", respect traditions, and spend the summer healthily.
science
But in fact, many gynecological diseases are contagious, such as trichomonal vaginitis, fungal vaginitis, etc., which can be transmitted through sexual intercourse, making the partner a carrier.
What gynecological diseases can be transmitted to men?
science
Qin Shihuang was the first. He was the first monarch in Chinese history to use the title of emperor. He established the first unified, multi-ethnic, authoritarian centralized state in Chinese history, and truly integrated China for the first time. Territory instilled in later gen
The most influential emperor on the course of Chinese history
science
Ancient books such as "Hanshu", "Zizhi Tongjian" and "Shui Jing Zhu" all record such a story: Legend has it that in the Western Han Dynasty, there was a little shepherd boy near Lishan Mountain. Because his family was poor, he could only graze sheep for the landlord's family. bor
With today's technology, how many years will it take to open the Mausoleum of Qin Shihuang? I hope there is a chance to open it
science
In January 1975, on his deathbed, Chiang Kai-shek invited the great man to visit the island in order to fulfill his unresolved wish for many years. However, in response to Chiang Kai-shek's invitation, the great man who had attended the "Hongmen Banquet" in Chongqing did not go t
In 1975, Chiang Kai-shek invited Chairman Mao to visit Taiwan. Chairman Mao: Comrade Xiaoping will go in my place.
science
Today (6th) the market fluctuated and adjusted throughout the day. The Shanghai Composite Index once again fell below the 3,400-point integer mark. It covered the gap near 3,356 points during the session and dropped to the 20-day moving average. The index rebounded in late tradin
Opportunity to get on board! But don’t make decisions beyond your own knowledge