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Text | Science Wormhole Winter in the Arctic is very cold. The average temperature in January is between minus 40°C and 0°C, and some areas can reach minus 50°C in winter. In such a cold Arctic Circle, there are some people who have settled for generations. They are the Inuit.
Minus 50℃! Is it really not cold when Inuit people live in igloos? If you light a fire in the house, will the snow melt?
05/30
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Before this, we all know that our country has the largest rare earth reserves in the world, about 44 million tons, followed by Mongolia with about 31 million tons, and Brazil with 2,200 tons. Thousands of tons of rare earths are called industrial gold.
Türkiye claims that it has discovered the world's largest rare earth resources, which can be used for thousands of years. What impact will it have on China?
05/30
1634
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
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.
05/30
1997
Researchers such as Jiang Hao from the University of Virginia School of Medicine discovered that a tumor suppressor gene that is frequently mutated in a variety of tumors can function through liquid-liquid phase separation (1). The protein encoded by this gene is UTX.
Nature | Tumor suppressor genes can function through liquid-liquid phase separation
05/30
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Researchers such as Stefano Piccolo from the University of Padua in Italy discovered that YAP/TAZ, a key factor in mechanical force signaling, plays a key role in cellular aging.
Nature | Mechanical force signaling cascades to immune regulation of cellular senescence
05/30
1950
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
-196°C, which is a temperature that makes people feel very strange, and this number is the liquid nitrogen temperature at which umbilical cord blood hematopoietic stem cells are safely stored. So, why should umbilical cord blood be stored at this temperature? Can the quality and
Can the quality and quantity of umbilical cord blood stored in liquid nitrogen at -196°C be maintained?
05/31
1696
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
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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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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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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”
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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?
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According to reports, Jay Chou's new album, which will be premiered on July 6, encountered a ridiculous thing. The title song has not been released, and there is not even an official cover. Douban has opened the score, "The score dropped sharply from 7.3 points at the beginning t
People's Daily Online commented on Jay Chou's new album, which was released on Douban before it was released: It's really out of line.
06/01
1429
Santa Claus, changed his mount. Little raccoon standing on an alligator. There is one more stone to build the road. The Drunk Man Puppet, in history, was responsible for carrying drunkards home on their behalf.
82 Rare Photos: Surfers, Peru's Rainbow Mountains, Giraffes Fighting
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1669
Perhaps Kunling never imagined that a rainbow picture she posted on Instagram would cause such a big disturbance. What she probably didn't expect was that her and Jay Chou's responses would cause the majority of netizens to start craving candy from the ancient times of Jay Chou a
Jay Chou’s Mojito, not Quinlivan’s Mojito
06/01
1746
Cubans speak Spanish, and in Spanish, j is pronounced /h/. For example, there is a famous city in the southern United States: San Jose, which was formerly a Spanish colony, so Jose is pronounced /ho 'ze /.
How many secrets are hidden in Jay Chou's "Mojito"?
06/01
1141
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
According to the monitoring results of encyclopedia entry readings in the past seven days (January 14, 2021 - January 21, 2021), let’s take a look, who is the most popular male star born after 1975 in the past seven days? Who are the top ten with the most followers? Let’s take a
It was revealed online that Jay Chou cheated on the stewardess and had an illegitimate child. Is Jay Chou here to save Zheng Shuang?
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1482