Mirage : An optical illusion | What is a Mirage and Why do we see a Mirage

2024/06/2420:09:04 science 839044

Mirage : An optical illusion | What is a Mirage and Why do we see a Mirage - DayDayNews

Mirage : An optical illusion | What is a Mirage and Why do we see a Mirage - DayDayNews

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An international team led by Professor Zhu Wei from the Department of Astronomy at Tsinghua University recently announced the discovery of two rare star systems in the universe. This system is composed of two central stars orbiting each other, surrounded by a disk of gas and dust - DayDayNews

An international team led by Professor Zhu Wei from the Department of Astronomy at Tsinghua University recently announced the discovery of two rare star systems in the universe. This system is composed of two central stars orbiting each other, surrounded by a disk of gas and dust

An Appointment in the Starry Sky｜"Fog Surrounded Double Stars": Two rare star systems discovered in the universe

06/27 1201

This thousand-year-old ginkgo tree is male, with a height of 28.7 meters and a chest circumference of 7.8 meters. It requires five adults to hug it. It is shaped like a big banyan tree, with more than ten giant branches growing on the upper part of the main trunk, like umbrella b - DayDayNews

This thousand-year-old ginkgo tree is male, with a height of 28.7 meters and a chest circumference of 7.8 meters. It requires five adults to hug it. It is shaped like a big banyan tree, with more than ten giant branches growing on the upper part of the main trunk, like umbrella b

This thousand-year-old ginkgo tree is shaped like a big banyan and ranks 8th among the top ten "longevity trees" in Jiangsu.

06/26 1113

The ocean occupies 70% of the earth's area and is very rich in biological resources. As the saying goes, eat from the mountains and the sea. The marine ecosystem has brought sufficient survival resources to human beings. People in some countries or regions are specialized in Live - DayDayNews

The ocean occupies 70% of the earth's area and is very rich in biological resources. As the saying goes, eat from the mountains and the sea. The marine ecosystem has brought sufficient survival resources to human beings. People in some countries or regions are specialized in Live

Total length 4.9 meters! Chilean fishermen catch an oarfish, why do people feel unhappy and worried?

06/27 1388

(Picture source: Internet) Quantinuum, the world's leading integrated quantum computing company, announced a cooperation with JSR, a Japanese materials technology company. The two parties will use Quantinuum's Model H1 quantum hardware and its quantum computational chemistry soft - DayDayNews

(Picture source: Internet) Quantinuum, the world's leading integrated quantum computing company, announced a cooperation with JSR, a Japanese materials technology company. The two parties will use Quantinuum's Model H1 quantum hardware and its quantum computational chemistry soft

Quantum computing + semiconductor materials! Quantinuum and JSR reach cooperation

06/27 1587

Introduction to the Yangtze River Delta G60 Laser Alliance This article studies the significant impact of magnetic fields on the defects and performance of the cladding layer. The morphology evolution, phase composition, element distribution, thermal expansion and thermal stress - DayDayNews

Introduction to the Yangtze River Delta G60 Laser Alliance This article studies the significant impact of magnetic fields on the defects and performance of the cladding layer. The morphology evolution, phase composition, element distribution, thermal expansion and thermal stress

Effect of magnetic field on laser cladding crack control of Co-based alloys

06/27 1629

An international team led by Professor Zhu Wei from the Department of Astronomy at Tsinghua University recently announced the discovery of two rare star systems in the universe. This system is composed of two central stars orbiting each other, surrounded by a disk of gas and dust - DayDayNews

An international team led by Professor Zhu Wei from the Department of Astronomy at Tsinghua University recently announced the discovery of two rare star systems in the universe. This system is composed of two central stars orbiting each other, surrounded by a disk of gas and dust

An Appointment in the Starry Sky丨"Fog Surrounded Double Stars": Two rare star systems discovered in the universe

06/27 1530

Results Introduction The electrochemical reduction of carbon dioxide (CO 2 ) to ethanol is a promising strategy for global warming mitigation and resource utilization. However, the conversion of CO2 to ethanol remains a huge challenge with low activity and selectivity due to the - DayDayNews

Results Introduction The electrochemical reduction of carbon dioxide (CO 2 ) to ethanol is a promising strategy for global warming mitigation and resource utilization. However, the conversion of CO2 to ethanol remains a huge challenge with low activity and selectivity due to the

Nanchang University: Phosphorus-doped graphene aerogel for CO2 to ethanol conversion

06/27 1399

Different scholars have different views on the concept of "scientific communication", especially their understanding of the scope of research. There are two main schools of scientific communication research: sociology of science and citation analysis. This article sorts out their - DayDayNews

Different scholars have different views on the concept of "scientific communication", especially their understanding of the scope of research. There are two main schools of scientific communication research: sociology of science and citation analysis. This article sorts out their

How to achieve efficient and sufficient scientific communication? ——About the two major schools of scientific communication research

06/26 1475

Reaching the Prehistory of the Universe - Black Holes NASA's James Webb Space Telescope may be able to detect these faint signals. A supermassive black hole releases a jet of high-energy particles. (Image credit: NASA/California Institute of Technology/Jet Propulsion Laboratory) - DayDayNews

Reaching the Prehistory of the Universe - Black Holes NASA's James Webb Space Telescope may be able to detect these faint signals. A supermassive black hole releases a jet of high-energy particles. (Image credit: NASA/California Institute of Technology/Jet Propulsion Laboratory)

Are there any connection between the Big Bang and black holes? What kind of contact? Scientists answer this

06/27 1947

When you start digging deeper, you realize that other creatures can be just as strange as people themselves, with bizarre behaviors, personality quirks, and bizarre instincts that are more interesting than some of the fiction we've seen in recent years. - DayDayNews

When you start digging deeper, you realize that other creatures can be just as strange as people themselves, with bizarre behaviors, personality quirks, and bizarre instincts that are more interesting than some of the fiction we've seen in recent years.

30 Interesting and Weird Animal Facts Not Many People Know

06/27 1661

The CRS-25 "Dragon" cargo spacecraft was launched at 08:44 on July 15, 2022, Beijing time. The "Falcon 9" launch vehicle carrying the CRS-25 (the 25th Commercial Resupply Services) "Dragon" cargo spacecraft was in Florida. Kennedy Space Center station 39A (LC-39A) ignited and lau - DayDayNews

The CRS-25 "Dragon" cargo spacecraft was launched at 08:44 on July 15, 2022, Beijing time. The "Falcon 9" launch vehicle carrying the CRS-25 (the 25th Commercial Resupply Services) "Dragon" cargo spacecraft was in Florida. Kennedy Space Center station 39A (LC-39A) ignited and lau

Attack! The first "Dragon" cargo spacecraft in 2022! An informative scientific experiment trip

06/28 1496

Atoms are composed of nuclei and electrons. In the classical atomic model, electrons are thought to orbit the nucleus, much like the Earth orbits the Sun in the solar system. If that were the case, electrons would release energy (electromagnetic radiation) as they orbited the nuc - DayDayNews

Atoms are composed of nuclei and electrons. In the classical atomic model, electrons are thought to orbit the nucleus, much like the Earth orbits the Sun in the solar system. If that were the case, electrons would release energy (electromagnetic radiation) as they orbited the nuc

Electrons and atomic nuclei are negatively and positively charged respectively, so why don't electrons fall into the nucleus?

06/28 1036

China News Service, Chengdu, July 15th. Title: Young people from Hong Kong, Macao and Taiwan visit Sichuan: Taste "Tianfu" and explore the secrets of giant pandas. On the evening of July 14, Wu Ailing, a Hong Kong student from Sun Yat-sen University, could not hide her excitement - DayDayNews

China News Service, Chengdu, July 15th. Title: Young people from Hong Kong, Macao and Taiwan visit Sichuan: Taste "Tianfu" and explore the secrets of giant pandas. On the evening of July 14, Wu Ailing, a Hong Kong student from Sun Yat-sen University, could not hide her excitement

Young people from Hong Kong, Macao and Taiwan visit Sichuan: Taste "Tianfu" and explore giant pandas

06/28 1390

Female scientific and technological workers are an indispensable and important force in promoting scientific and technological innovation. This morning, the 17th China Young Female Scientists Award Ceremony was held in Beijing, hosted by the All-China Women's Federation, the Chin - DayDayNews

Female scientific and technological workers are an indispensable and important force in promoting scientific and technological innovation. This morning, the 17th China Young Female Scientists Award Ceremony was held in Beijing, hosted by the All-China Women's Federation, the Chin

The total number of female scientific and technological personnel has reached nearly 40 million! The 17th China Young Female Scientists Award was presented

06/28 1765

Text | C Jun Ke Xun Typesetting | C Jun Ke Xun's headline number is an original article. Plagiarism is prohibited. Violators will be prosecuted. What does a photolithography machine mean? - DayDayNews

Text | C Jun Ke Xun Typesetting | C Jun Ke Xun's headline number is an original article. Plagiarism is prohibited. Violators will be prosecuted. What does a photolithography machine mean?

A photolithography machine is nothing? The world's richest man suddenly speaks out, and two major Chinese companies come back to win

06/28 1930

There are so many mosquitoes in summer, and it’s impossible to get rid of them all. Where do mosquitoes come from? In fact, mosquito larvae grow in water and are called larvae. This creature lives on aquatic bacteria and single-cell algae. When it grows to a certain stage, it wil - DayDayNews

There are so many mosquitoes in summer, and it’s impossible to get rid of them all. Where do mosquitoes come from? In fact, mosquito larvae grow in water and are called larvae. This creature lives on aquatic bacteria and single-cell algae. When it grows to a certain stage, it wil

Where do mosquitoes come from and how to eliminate them from the source

06/28 1777

For many mothers, in addition to the pain of giving birth, what is even more terrifying is the extremely lonely and dark postpartum depression stage. This mental state makes it difficult to breathe, see, and hear. In extreme cases, it can even cause the mother and her child to be - DayDayNews

For many mothers, in addition to the pain of giving birth, what is even more terrifying is the extremely lonely and dark postpartum depression stage. This mental state makes it difficult to breathe, see, and hear. In extreme cases, it can even cause the mother and her child to be

Are you prone to postpartum depression after giving birth? See if you have any of these conditions

06/28 1519

With the development of the times, competitive sports have been integrated into people's lives, and China is a sports power. It became an official Olympic event in 1996, with only the women's category, but was temporarily removed from the 2008 Beijing Olympics. - DayDayNews

With the development of the times, competitive sports have been integrated into people's lives, and China is a sports power. It became an official Olympic event in 1996, with only the women's category, but was temporarily removed from the 2008 Beijing Olympics.

She was the captain of the Chinese softball team. She became a Japanese citizen despite opposition and even saluted the Japanese flag in public.

06/28 1469

Building a team together is one of the words with the deepest imprint and the strongest sense of mission in the development history of Shougang Sports. On November 21, 1988, the Beijing Municipal Sports Commission and the Capital - DayDayNews

Building a team together is one of the words with the deepest imprint and the strongest sense of mission in the development history of Shougang Sports. On November 21, 1988, the Beijing Municipal Sports Commission and the Capital

Shougang Sports enters the national team co-building model: by sponsoring women's softball team to go to the United States to enter the softball industry layout

06/28 1143

On April 7, in Group B of the 2019 IIHF Women's Ice Hockey World Championship, the Chinese team and the South Korean team competed. China Youth Daily·China Youth Online reporter Cixin/photographed during the Qingming Festival holiday, the Shougang Ice Hockey Stadium located in th - DayDayNews

On April 7, in Group B of the 2019 IIHF Women's Ice Hockey World Championship, the Chinese team and the South Korean team competed. China Youth Daily·China Youth Online reporter Cixin/photographed during the Qingming Festival holiday, the Shougang Ice Hockey Stadium located in th

The Canadian Women's Hockey League is suspended, and the Chinese team's qualifications are in vain

06/28 1630

For a long time, many countries have naturalized outstanding athletes from other countries to make up for their own weaknesses. Ren Yanli, female, was the captain of the Chinese softball team in the 1980s. After joining the Japanese nationality, she served as the captain of the J - DayDayNews

For a long time, many countries have naturalized outstanding athletes from other countries to make up for their own weaknesses. Ren Yanli, female, was the captain of the Chinese softball team in the 1980s. After joining the Japanese nationality, she served as the captain of the J

Take stock of the Chinese athletes who play for Japan: some hold high the Japanese flag, and some are willing to marry a Japanese

06/28 1962

In this era, we don’t need to question why so many people immigrate. It is understandable that people move to higher places and water flows to lower places. Currently, the Rio Olympics are in full swing. We might as well gossip about those athletes who were once Chinese but final - DayDayNews

In this era, we don’t need to question why so many people immigrate. It is understandable that people move to higher places and water flows to lower places. Currently, the Rio Olympics are in full swing. We might as well gossip about those athletes who were once Chinese but final

Taking stock of the 11 athletes from China who became Japanese citizens. One of them is Master Ai Fukuhara.

06/28 1327