Large meteor fragments found in Russia

2024/04/1907:36:21 science 15105

Large meteor fragments found in Russia - DayDayNews

Large meteor fragments found in Russia - DayDayNews

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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

A few days ago, the Event Horizon Telescope (EHT) collaboration held simultaneous press conferences in various places around the world, including Shanghai, to show the public the first photo of the supermassive black hole at the center of the Milky Way. Similar to the first black - DayDayNews

A few days ago, the Event Horizon Telescope (EHT) collaboration held simultaneous press conferences in various places around the world, including Shanghai, to show the public the first photo of the supermassive black hole at the center of the Milky Way. Similar to the first black

It took 5 years of "photography" and "development", but the imaging process of the first photo of the black hole in the center of the Milky Way was so difficult

05/16 1953

Have you noticed such a pattern? When you sleep alone, you don’t sleep very well. You often wake up immediately due to some movement, or you dream all night. When you wake up the next day, you don’t have any energy. You always feel that Not getting enough sleep. If you sleep in t - DayDayNews

Have you noticed such a pattern? When you sleep alone, you don’t sleep very well. You often wake up immediately due to some movement, or you dream all night. When you wake up the next day, you don’t have any energy. You always feel that Not getting enough sleep. If you sleep in t

Does sleeping with a partner make you sleep worse or better? Study: Sleeping with two is better

05/16 1648

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

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

Do you know why mosquitoes prefer to bite you instead of others? First, the mosquitoes that bite you are usually female mosquitoes because they need to absorb nutrients to lay their eggs. Secondly, mosquitoes rely on smell and temperature to find prey, and can keenly sense the su - DayDayNews

Do you know why mosquitoes prefer to bite you instead of others? First, the mosquitoes that bite you are usually female mosquitoes because they need to absorb nutrients to lay their eggs. Secondly, mosquitoes rely on smell and temperature to find prey, and can keenly sense the su

Popular science knowledge: Do you know why mosquitoes don’t bite others but prefer to bite you?

05/16 1924

The earth's temperature is rising, extreme weather conditions are increasing, green vegetation is decreasing, the ecology has been damaged, and wild animals are facing the risk of extinction. - DayDayNews

The earth's temperature is rising, extreme weather conditions are increasing, green vegetation is decreasing, the ecology has been damaged, and wild animals are facing the risk of extinction.

We are familiar with “environmental protection”, but what is its specific connotation? What should we do about it?

05/16 1713

By examining the gel, which is formed from an exfoliating solution with added silica nanoparticles and solidifies as the temperature increases, the scientists discovered an unusual and previously unknown optical phenomenon. At 29 degrees, the gel transmits only red light, and at - DayDayNews

By examining the gel, which is formed from an exfoliating solution with added silica nanoparticles and solidifies as the temperature increases, the scientists discovered an unusual and previously unknown optical phenomenon. At 29 degrees, the gel transmits only red light, and at

Scientists create simple filter material with tunable wavelength transmission

05/15 1118

Health trackers worn on the wrist may detect coronavirus infections days before symptoms appear. The British Guardian reports that more and more people around the world are using these devices to monitor skin temperature. , changes in heart and respiratory rates. A new study show - DayDayNews

Health trackers worn on the wrist may detect coronavirus infections days before symptoms appear. The British Guardian reports that more and more people around the world are using these devices to monitor skin temperature. , changes in heart and respiratory rates. A new study show

Can the "Scientific Power" health bracelet detect the new coronavirus? Is this reliable?

05/16 1718

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

What happened to Tibet? 350 research experts gathered together, and they all claimed: They saw something incredible, which would bring at least billions of resources every year. Even the villagers stood around in surprise. What was going on? What exactly are these things, and wha - DayDayNews

What happened to Tibet? 350 research experts gathered together, and they all claimed: They saw something incredible, which would bring at least billions of resources every year. Even the villagers stood around in surprise. What was going on? What exactly are these things, and wha

Tibetan villagers make new discoveries! 350 experts gather for investigation, bringing in at least 1 billion resources every year

05/18 1036

China's sky eye discovered a mysterious signal, which was suspected to come from a foreign civilization, but American scientists poured cold water on it. Recently, a research team from Tianyan announced that in past observations, they discovered several very special signals. Thes - DayDayNews

China's sky eye discovered a mysterious signal, which was suspected to come from a foreign civilization, but American scientists poured cold water on it. Recently, a research team from Tianyan announced that in past observations, they discovered several very special signals. Thes

China's sky eye discovered mysterious signals, but American scientists said they came from the earth. Do aliens exist?

05/18 1697

Mangroves, made up of salt-loving trees, shrubs and shrubs, play an important role in providing waterfowl habitat and preventing coastal erosion. Because the areas they occupy are also viable for aquaculture, however, these watery forests face continued development pressure. One - DayDayNews

Mangroves, made up of salt-loving trees, shrubs and shrubs, play an important role in providing waterfowl habitat and preventing coastal erosion. Because the areas they occupy are also viable for aquaculture, however, these watery forests face continued development pressure. One

"Space Observation" Ramsar Convention and Vietnam Wetlands

05/18 1145

June 1 to November 30, 2005 As 2007 approaches, an extreme to abnormal drought occurs in the southeastern United States. The year also saw tropical cyclones—tropical depressions, tropical storms, and hurricanes—that often flooded parts of the East Coast and Gulf Coast. Tropical c - DayDayNews

June 1 to November 30, 2005 As 2007 approaches, an extreme to abnormal drought occurs in the southeastern United States. The year also saw tropical cyclones—tropical depressions, tropical storms, and hurricanes—that often flooded parts of the East Coast and Gulf Coast. Tropical c

"Space Observation" Small tropical cyclones contribute more to annual rainfall

05/18 1663

Atoms were once considered to be the basic particles of everything in the world, but later people discovered that atoms are composed of nuclei and electrons, and there is a vast space between the nuclei and electrons. How vast is it specifically? Let us take the simplest atom in - DayDayNews

Atoms were once considered to be the basic particles of everything in the world, but later people discovered that atoms are composed of nuclei and electrons, and there is a vast space between the nuclei and electrons. How vast is it specifically? Let us take the simplest atom in

What exists in the vast space between the nucleus and the electrons? Is it an absolute vacuum?

05/18 1428

I once read "Insects" when I was young, and I was full of yearning for the insect world described by Fabre. I often turned over stones or inspected leaves to look for the small insects hiding in the depths. As I get older, I gradually develop an inexplicable fear of insects in na - DayDayNews

I once read "Insects" when I was young, and I was full of yearning for the insect world described by Fabre. I often turned over stones or inspected leaves to look for the small insects hiding in the depths. As I get older, I gradually develop an inexplicable fear of insects in na

An insect pocket book that brings you closer to nature

05/18 1720

If the form of publicity is the same without variation, the audience will soon become bored and the publicity will lose its meaning and effect. In his opinion, publicity is an art, so he emphasized that whether you are writing articles, giving reports, or giving speeches, you mus - DayDayNews

If the form of publicity is the same without variation, the audience will soon become bored and the publicity will lose its meaning and effect. In his opinion, publicity is an art, so he emphasized that whether you are writing articles, giving reports, or giving speeches, you mus

Tell the chairman’s story and learn how to promote entrepreneurship (4) Pay attention to the form of publicity

05/18 1023

Qin Shihuang, as the first monarch in China to be called "Emperor", never had a queen or a concubine in his life. He believed that women are terrible, and women with power are even more terrible, so he never made any woman a queen. Take it to heart, and the women in his harem are - DayDayNews

Qin Shihuang, as the first monarch in China to be called "Emperor", never had a queen or a concubine in his life. He believed that women are terrible, and women with power are even more terrible, so he never made any woman a queen. Take it to heart, and the women in his harem are

Qin Shihuang never had a queen in his life, but there was a "mysterious" woman beside him

05/18 1461

Feudal society has practiced monogamy and multiple concubines for a long time. In the Republic of China, you could also marry concubines. However, after the founding of the People's Republic of China, monogamy was implemented. So the question arises: How to deal with the concubin - DayDayNews

Feudal society has practiced monogamy and multiple concubines for a long time. In the Republic of China, you could also marry concubines. However, after the founding of the People's Republic of China, monogamy was implemented. So the question arises: How to deal with the concubin

There were so many aunts and wives in the Republic of China. Where did they go after the founding of the People's Republic of China? How are they doing?

05/18 1552

As we all know, the past two years have been an explosive period for domestic technology. Whether it is the mobile phone industry, computer industry or home appliance industry, they are all developing rapidly. It can be said to be a golden period. Take the mobile phone circle as - DayDayNews

As we all know, the past two years have been an explosive period for domestic technology. Whether it is the mobile phone industry, computer industry or home appliance industry, they are all developing rapidly. It can be said to be a golden period. Take the mobile phone circle as

Break the foreign technology monopoly! Top 2K screen + dual batteries + 120W, Xiaomi once again surprised the industry

05/18 1754

The first issuance of 5G commercial licenses in my country was on June 6, 2019. Therefore, 2019 is known as the first year of 5G commercial use in my country. Three years have passed, and the 5G standard essential patent (SEP) war seems to be more intense than the product market - DayDayNews

The first issuance of 5G commercial licenses in my country was on June 6, 2019. Therefore, 2019 is known as the first year of 5G commercial use in my country. Three years have passed, and the 5G standard essential patent (SEP) war seems to be more intense than the product market

Apple’s Patent Strategy: Quality and Differentiation

05/18 1978

Before reading the article below, I hope you can click "Follow" above for free! Next, you can receive free international information every day! Your attention is my motivation~please support me! ! Although China has been developing very rapidly for more than 70 years, in high-tec - DayDayNews

Before reading the article below, I hope you can click "Follow" above for free! Next, you can receive free international information every day! Your attention is my motivation~please support me! ! Although China has been developing very rapidly for more than 70 years, in high-tec

It’s more difficult than the semiconductor industry. The United States and Japan have a 90% monopoly, and my country can’t even imitate it after spending 338 billion yuan on imports.

05/18 1452