3:40:07
Recommended
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
05/31
1696
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
05/30
1509
As we grow older, we always seem to lose something. Many people who move from remote villages to metropolitan areas always lament that since arriving in the city, they can rarely see the bright Milky Way. Due to various reasons, we all seem to have lost the opportunity to "apprec
Why is it so hard for us to see the Milky Way now? In a hundred years, humans may not be able to see a single star
05/30
1754
Recently, CBS broke a piece of shocking news: a photo that may be an "alien shiti". It is said that this photo is related to the original "Roswell Alien Incident".
75 years later, the media found new evidence of the "Roswell UFO incident". Do aliens really exist?
05/30
1246
Many people think that their current location is "family room", "toilet", "neighborhood convenience store", "park bench", etc., but this is only understandable information in ordinary people's lives. In fact, humans are on the earth, and the earth rotates on its axis and revolves
Where are you in the vast universe?
05/30
1472
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
05/30
1032
Researchers such as Roger Geiger from the University of Ticino in Switzerland creatively modified a strain of Escherichia coli to adjust the tumor microenvironment and enhance the effect of immunotherapy.
Nature | Modifying bacteria to adjust the tumor microenvironment and enhance the effect of immunotherapy
05/30
1778
Did you know that the human brain is the most sophisticated and important organ in the world. It is composed of 200 billion brain cells, can store 100 billion pieces of information, generates thoughts that travel more than 300 miles per hour, has more than 100 megabytes of interl
Intellectual training 365 questions
05/30
1107
Cheng Yuqi, a famous geologist, science and technology management expert, one of the pioneers of modern geological research in my country, and the main founder of my country's metamorphic rock science and Precambrian geology.
Science and Life丨Academician Cheng Yuqi: Geological road, laying foundation and pioneering
05/31
1744
Production and use of cell cycle synchronization demonstrator "Cell cycle" refers to the entire process that a cell goes through from the completion of one division to the end of the next division. It is divided into two stages: interphase and division. Interphase includes G1 pha
Production and use of cell cycle synchronization demonstrator
05/31
1378
Relation Video
science Relation Video
Site video recommendation
science Latest News
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"
06/01
1299
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
06/01
1843
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
06/01
1109
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”
06/01
1646
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.
06/01
1214
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?
06/01
1334
Site Latest News
In the past few days, apart from studying English and watching American TV series, the author has spent most of the rest of his time listening to music! For the author, my favorite is "Enchanted"!
The man Taylor Swift once loved! The story behind "Enchanted"
06/01
1061
Pay attention to the business hot spots in the semiconductor/digital/electronics industry. This is the 388th article. V subscription number: Souxinyi2020. Driven by rising sales and prices, sales of microprocessors (MPUs) are expected to increase by 12% in 2022, reaching 114.8 bi
86% of the MPU market share is in the hands of the five largest manufacturers
06/01
1542
Energy trader Brynne Kelly said grid failure could be the next vulnerability in the oil supply chain. Brynne Kelly, research director at market research firm Cornerstone Futures, said the U.S. grid problem is a potential "black swan" that could cause serious damage to the energy
Black swans ignored? Professionals: Grid failure could be the next hole in the oil supply chain
06/01
1940
Melody got married in 2006 and has two daughters. She shares her family life through social platforms from time to time. She recently revealed on "11 O'Clock Shop" that her daughters once started fighting in the middle of playing at the airport and did nothing to stop them. It fo
Melody gets angry at the airport and teaches her daughter a lesson! The two children were thrown into the toilet by her for their "disorderly behavior": they were embarrassed
06/01
1223
The first half of 2022 has come to an end, and Mr. Market in A-shares has not followed "common sense".
It's 3400 o'clock. Should we "go" or "stay"?
06/01
1117
Although there is a big age difference between melody and her husband, there is no generation gap or barrier in communication between the two, and they are full of trust in each other. Xu's funny and interesting image in "Kangxi Is Coming" is deeply rooted in the hearts of the pe
The 41-year-old actress reveals the secret to happiness in marrying a wealthy family. She actually doesn’t look at her husband’s phone? Frankly speaking, there is no way to change him
06/01
1743