How big is the universe ... compared with a grain of sand?

2024/05/0517:08:04 science 5219144

How big is the universe ... compared with a grain of sand? - DayDayNews

How big is the universe ... compared with a grain of sand? - DayDayNews

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It is estimated that many people have seen the scene of "dragon sucking water" on the Internet. In the sky covered with dark clouds, a thick water column rises from the water surface and goes straight to the dark clouds in the sky. It seems that some kind of material and substanc - DayDayNews

It is estimated that many people have seen the scene of "dragon sucking water" on the Internet. In the sky covered with dark clouds, a thick water column rises from the water surface and goes straight to the dark clouds in the sky. It seems that some kind of material and substanc

The rare spectacle of dragons sucking water has been frequently performed in my country recently! What draws water up to the sky?

05/16 1612

Omicron subspecies BA.4 and BA.5 are rapidly sweeping the world and becoming new popular subspecies. The S proteins of BA.4 and BA.5 are the same at the protein level, but are different from the S protein gene mutations of BA.2.12.1, but are they different from BA.1 and BA in ter - DayDayNews

Omicron subspecies BA.4 and BA.5 are rapidly sweeping the world and becoming new popular subspecies. The S proteins of BA.4 and BA.5 are the same at the protein level, but are different from the S protein gene mutations of BA.2.12.1, but are they different from BA.1 and BA in ter

BA.4/BA.5 subspecies are “more cunning” and most monoclonal antibodies are ineffective

05/17 1831

1. Morphological characteristics: The body wings of Star Beetle are black, with multiple white spots on each elytra. Its body length is 50mm and its head width is 20mm. The body color is bright black; there is a white spot on the left and right sides of the front and back of the - DayDayNews

1. Morphological characteristics: The body wings of Star Beetle are black, with multiple white spots on each elytra. Its body length is 50mm and its head width is 20mm. The body color is bright black; there is a white spot on the left and right sides of the front and back of the

Feiben Classroom - Star Beetle

05/16 1952

As a scientific researcher, Wu Jianhua has been talking a lot recently. Rumor has it that the Chinese Academy of Sciences' neutrino laboratory 700 meters underground in Kaiping, Jiangmen, Guangdong, injected 20,000 tons of water on June 27. After that, people could no longer see - DayDayNews

As a scientific researcher, Wu Jianhua has been talking a lot recently. Rumor has it that the Chinese Academy of Sciences' neutrino laboratory 700 meters underground in Kaiping, Jiangmen, Guangdong, injected 20,000 tons of water on June 27. After that, people could no longer see

The deepest secret in Guangdong, 700 meters underground

05/16 1712

On April 15, 2022, the Heilongjiang Agricultural Engineering Vocational Food Innovation R&D Team successfully developed D-psicose industrial production technology after 2 years of exploration and research. At the same time, the team applied for three national invention patents. - DayDayNews

On April 15, 2022, the Heilongjiang Agricultural Engineering Vocational Food Innovation R&D Team successfully developed D-psicose industrial production technology after 2 years of exploration and research. At the same time, the team applied for three national invention patents.

Heilongjiang Agricultural Engineering Vocational College successfully developed D-psicose production technology

05/17 1981

The crane stretches its neck and legs in flight, with a graceful and smooth posture. Cranes are excellent high-altitude fliers. Gray cranes (pictured) fly at altitudes of more than 9,000 meters as they migrate across the Himalayas - equivalent to the altitude of a jetliner. Crane - DayDayNews

The crane stretches its neck and legs in flight, with a graceful and smooth posture. Cranes are excellent high-altitude fliers. Gray cranes (pictured) fly at altitudes of more than 9,000 meters as they migrate across the Himalayas - equivalent to the altitude of a jetliner. Crane

Red-crowned cranes, whooping cranes and other cranes are slowly becoming endangered wild animals...

05/16 1177

Introduction: The famous "Lilac Tree" has leaves that look like chicken feet and fruits that look like briquettes, but it has many unexpected uses. In recent years, urban construction has gotten better and better, and the greening of various cities has also gradually improved. Ta - DayDayNews

Introduction: The famous "Lilac Tree" has leaves that look like chicken feet and fruits that look like briquettes, but it has many unexpected uses. In recent years, urban construction has gotten better and better, and the greening of various cities has also gradually improved. Ta

The leaves are like chicken feet and the fruit is like briquettes. It is called "Passepartout", but few people know its value.

05/16 1335

A new study examines the living conditions of dinosaurs before the disaster, which may help scientists better understand the consequences of contemporary climate change. One day 6 million years ago, the end came and life came to an abrupt end. An asteroid impact roughly closed th - DayDayNews

A new study examines the living conditions of dinosaurs before the disaster, which may help scientists better understand the consequences of contemporary climate change. One day 6 million years ago, the end came and life came to an abrupt end. An asteroid impact roughly closed th

If the earth had not been hit by an asteroid, would the dinosaurs have perished on their own?

05/17 1257

Plants are grown in complete darkness in an acetate medium that replaces biophotosynthesis. Researchers are developing artificial photosynthesis to help make food production more energy efficient on Earth and perhaps one day on Mars. Photosynthesis has evolved in plants over mill - DayDayNews

Plants are grown in complete darkness in an acetate medium that replaces biophotosynthesis. Researchers are developing artificial photosynthesis to help make food production more energy efficient on Earth and perhaps one day on Mars. Photosynthesis has evolved in plants over mill

Artificial photosynthesis could produce food in complete darkness

05/16 1335

Introduction: A short, stemless plant in the mountains has a strange name and is known as "Duyiwei". Its functions are comparable to "Jinchuang Medicine". Our country has a vast territory, rich wild resources, and wide distribution. Whether in meadows, fields, or even mountains, - DayDayNews

Introduction: A short, stemless plant in the mountains has a strange name and is known as "Duyiwei". Its functions are comparable to "Jinchuang Medicine". Our country has a vast territory, rich wild resources, and wide distribution. Whether in meadows, fields, or even mountains,

A short, stemless plant in the mountains, known as "Unique", its functions are comparable to "Golden Medicine"

05/16 1874

Recently, Mount Fuji in Japan has not erupted for 300 years. Once it erupts, the consequences will be unimaginable. Some scholars say that if Mount Fuji erupts, Tokyo, 80 kilometers away, will be plunged into darkness within two hours. - DayDayNews

Recently, Mount Fuji in Japan has not erupted for 300 years. Once it erupts, the consequences will be unimaginable. Some scholars say that if Mount Fuji erupts, Tokyo, 80 kilometers away, will be plunged into darkness within two hours.

Notes on the discovery of power-free air conditioners (4) How to control volcanic eruptions and use their thermal energy to generate electricity?

05/18 1067

What is outside the universe? Maybe this can no longer be explained completely by science, and some of these ideas need to be used. People have been thinking about this issue since ancient times. For example, the ancients tried to describe the "outside" and boundaries of the univ - DayDayNews

What is outside the universe? Maybe this can no longer be explained completely by science, and some of these ideas need to be used. People have been thinking about this issue since ancient times. For example, the ancients tried to describe the "outside" and boundaries of the univ

What is outside the universe? Perhaps it can only be explained by philosophy.

05/18 1781

1. Do frogs eat fish? In a series of articles on One Hundred Thousand Whys in Life, I once said that "frogs only eat small bugs, not fish", but the fact that I encountered a frog eating fish in a pond slapped me in the face. I caught a frog in the pond, squeezed its belly hard, a - DayDayNews

1. Do frogs eat fish? In a series of articles on One Hundred Thousand Whys in Life, I once said that "frogs only eat small bugs, not fish", but the fact that I encountered a frog eating fish in a pond slapped me in the face. I caught a frog in the pond, squeezed its belly hard, a

Record bits of wisdom in life every day (1)

05/18 1862

The lobsters mentioned here specifically refer to the giant lobsters that live in the ocean. Their appearance is similar to the common lobsters in our lives, but their sizes are much larger. The reason why lobsters are said to be immortal is mainly related to an accidental captur - DayDayNews

The lobsters mentioned here specifically refer to the giant lobsters that live in the ocean. Their appearance is similar to the common lobsters in our lives, but their sizes are much larger. The reason why lobsters are said to be immortal is mainly related to an accidental captur

Theoretically, lobsters can live forever

05/18 1605

Dahe Daily·Yu Video Reporter Liu Ruichao Kang Yafei There is a famous story in "Liezi·Tang Wen", which is "Two Children Debating the Sun" in the textbook, "Confucius traveled eastward and saw two children arguing and asked why." Two children analyze from different angles when the - DayDayNews

Dahe Daily·Yu Video Reporter Liu Ruichao Kang Yafei There is a famous story in "Liezi·Tang Wen", which is "Two Children Debating the Sun" in the textbook, "Confucius traveled eastward and saw two children arguing and asked why." Two children analyze from different angles when the

The "smallest sun of the year" appeared on Monday, and the "dog days" are gradually approaching

05/18 1459

Satellite images from NASA and the European Space Agency have captured the appearance of the first sunspot of the new solar cycle. Sunspots are areas of intense magnetic activity, dark spots visible on the surface of the sun. Sunspot activity rises and falls with an approximately - DayDayNews

Satellite images from NASA and the European Space Agency have captured the appearance of the first sunspot of the new solar cycle. Sunspots are areas of intense magnetic activity, dark spots visible on the surface of the sun. Sunspot activity rises and falls with an approximately

"Space Observation" The beginning of a new solar activity cycle

05/18 1236

The owners of the house are a happy family of three. Their children are in junior high school. They pay more attention to food and drink, so they have higher requirements for the dining and kitchen functions. The couple's expectation for the new home is warmth and comfort. While - DayDayNews

The owners of the house are a happy family of three. Their children are in junior high school. They pay more attention to food and drink, so they have higher requirements for the dining and kitchen functions. The couple's expectation for the new home is warmth and comfort. While

Say goodbye to formulaic modern minimalist decoration! Such a personalized background wall is enough to make your eyes shine

05/18 1091

Modern Express News (Reporters Zheng Wenjing and Zhang Yaoqian) On the morning of July 3, the famous young writer Yang Wenjing came to the 12th Jiangsu Book Fair to bring a wonderful reading sharing session to long-awaited readers. Zhu Jing, deputy editor-in-chief of Jiangsu Phoe - DayDayNews

Modern Express News (Reporters Zheng Wenjing and Zhang Yaoqian) On the morning of July 3, the famous young writer Yang Wenjing came to the 12th Jiangsu Book Fair to bring a wonderful reading sharing session to long-awaited readers. Zhu Jing, deputy editor-in-chief of Jiangsu Phoe

Let your children fall in love with geography and humanities! Writer Yang Wenjing appeared at the Jiangsu Book Fair with "Children's Natural and Human Geography Novel Series"

05/18 1342

In fact, I don’t want to go because I really haven’t been in the mood to read in the past month. I used to think that studying was the simplest thing, but now I feel that studying is the most painful, and exams are even more painful. If you have already made up your mind not to t - DayDayNews

In fact, I don’t want to go because I really haven’t been in the mood to read in the past month. I used to think that studying was the simplest thing, but now I feel that studying is the most painful, and exams are even more painful. If you have already made up your mind not to t

2022-07-03# I went to take the exam today

05/18 1190

The online admissions for the Shaanxi Provincial College Entrance Examination in 2022 will begin soon. The reporter learned from the Shaanxi Provincial Education Examination Authority that in order to provide more admission opportunities for Shaanxi candidates, this year’s colleg - DayDayNews

The online admissions for the Shaanxi Provincial College Entrance Examination in 2022 will begin soon. The reporter learned from the Shaanxi Provincial Education Examination Authority that in order to provide more admission opportunities for Shaanxi candidates, this year’s colleg

@Shaanxi College Entrance Examination Students, online admission to this year’s college entrance examination is about to begin

05/18 1193

These 4 universities in Henan offer junior college majors. Students don’t have to worry about the issue of junior college to bachelor’s degree. It’s a pity to collect the top scores for junior colleges and just apply to any junior college. For top junior college scores, you might - DayDayNews

These 4 universities in Henan offer junior college majors. Students don’t have to worry about the issue of junior college to bachelor’s degree. It’s a pity to collect the top scores for junior colleges and just apply to any junior college. For top junior college scores, you might

Good news for junior college students, these 4 universities in Henan offer junior college majors and the level of education is very high

05/18 1291

In order to relieve students' anxiety and enhance their confidence in the final exam, the Xinyuan Psychological Service Team of Jinan Middle School Tangye Campus, under the organization of teacher Zhang Kaige, recently launched a small-group psychological counseling for all stude - DayDayNews

In order to relieve students' anxiety and enhance their confidence in the final exam, the Xinyuan Psychological Service Team of Jinan Middle School Tangye Campus, under the organization of teacher Zhang Kaige, recently launched a small-group psychological counseling for all stude

Jinan Middle School Tangye Campus launches "Hello, Finals" small group psychological counseling

05/18 1281