25. Electrochemical cells

2024/05/0308:17:05 science 31656

25. Electrochemical cells - DayDayNews

25. Electrochemical cells - DayDayNews

48:28

* All content videos are shared, reposted and embedded from YouTube. If there is any violation or error, please contact us to delete it.

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 - DayDayNews

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?

05/30 1082

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. - DayDayNews

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 1492

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. - DayDayNews

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 1628

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 - DayDayNews

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

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 - DayDayNews

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

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". - DayDayNews

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

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. - DayDayNews

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

05/30 1627

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 - DayDayNews

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

05/30 1904

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. - DayDayNews

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

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 - DayDayNews

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

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. - DayDayNews

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 - DayDayNews

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. - DayDayNews

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 - DayDayNews

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 - DayDayNews

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

Volcanoes are a common landform feature that give us the impression of danger, high temperature, and poison. Once we encounter a volcanic eruption at close range, our lives are likely to be in danger. This is relative to public perception, and is more based on the fact that the p - DayDayNews

Volcanoes are a common landform feature that give us the impression of danger, high temperature, and poison. Once we encounter a volcanic eruption at close range, our lives are likely to be in danger. This is relative to public perception, and is more based on the fact that the p

Do you think that you will definitely die if you fall into the volcanic lava? In fact, you are not.

06/01 1799

Chapter 87 Revealed, Chu Jun’s eyes flashed under the light of the benefactor’s heart. Mu Yao couldn't see his expression, but she heard his magnetic voice ringing in her ears. He said: "Mu Yao, it's a good thing you're here." There was a rare dependence in that voice. When Mu Ya - DayDayNews

Chapter 87 Revealed, Chu Jun’s eyes flashed under the light of the benefactor’s heart. Mu Yao couldn't see his expression, but she heard his magnetic voice ringing in her ears. He said: "Mu Yao, it's a good thing you're here." There was a rare dependence in that voice. When Mu Ya

A long series: Revealing the innermost things of the benefactor (87)

06/01 1999

During the Yongle period of the Ming Dynasty, there was Langkang County outside Suzhou. Eighty miles east from this county was Huaiji Town. There is a good young man in this town, called Li Guisheng. He has thick eyebrows and big eyes. He is tall and tall. From a distance, he loo - DayDayNews

During the Yongle period of the Ming Dynasty, there was Langkang County outside Suzhou. Eighty miles east from this county was Huaiji Town. There is a good young man in this town, called Li Guisheng. He has thick eyebrows and big eyes. He is tall and tall. From a distance, he loo

Folk story: A stonemason goes out to work, and the master says that if he meets a man in green and throws some glutinous rice, it will save his life.

06/01 1001

It is rumored that Su Jiaquan, the "Legislative President" of the station, was added to the non-zoning safe list in order to support his nephew and current "legislator" Su Zhenqing, which caused the DPP Central Executive Committee to adjourn. Taiwanese media analysis pointed out - DayDayNews

It is rumored that Su Jiaquan, the "Legislative President" of the station, was added to the non-zoning safe list in order to support his nephew and current "legislator" Su Zhenqing, which caused the DPP Central Executive Committee to adjourn. Taiwanese media analysis pointed out

Worried about family power being shaken, Pingtung Su Jiaquan family rebels against DPP

06/01 1537

The blockbuster new model of 2022 - Yogurt's new left-grilling and right-steaming integrated stove G28ZK is coming to the world. So far, Yogurt's product matrix has added another hot product. Among all yogurt product series, the steaming and baking series has continuously become - DayDayNews

The blockbuster new model of 2022 - Yogurt's new left-grilling and right-steaming integrated stove G28ZK is coming to the world. So far, Yogurt's product matrix has added another hot product. Among all yogurt product series, the steaming and baking series has continuously become

How powerful is the yogurt G28ZK integrated stove that bakes on the left and steams on the right? These details are fascinating

06/01 1203

Private collections of calligraphy and paintings have a long history. But it is not an easy task to manage calligraphy and painting well so that the artistic value will last forever. You might as well try the following simple methods for preserving calligraphy and paintings. Stab - DayDayNews

Private collections of calligraphy and paintings have a long history. But it is not an easy task to manage calligraphy and painting well so that the artistic value will last forever. You might as well try the following simple methods for preserving calligraphy and paintings. Stab

How to collect and preserve calligraphy and painting for better effect?

06/01 1115

The stone sculpture of Guanyin riding a dragon, also known as the dragon-headed Guanyin and the riding dragon Guanyin, is one of the thirty-three incarnations of Guanyin Bodhisattva. According to legend, there is a monster with the head of a dragon and the body of a turtle in the - DayDayNews

The stone sculpture of Guanyin riding a dragon, also known as the dragon-headed Guanyin and the riding dragon Guanyin, is one of the thirty-three incarnations of Guanyin Bodhisattva. According to legend, there is a monster with the head of a dragon and the body of a turtle in the

Introduction to the stone carving of Guanyin riding a dragon

06/01 1310