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Recently, some foreign netizens claimed that the water cup used by Chinese astronauts in the "Tiangong Classroom" teaching experiment and the water contained in it did not float in a weightless environment, questioning that the location where the video was shot was not in space. - DayDayNews

Recently, some foreign netizens claimed that the water cup used by Chinese astronauts in the "Tiangong Classroom" teaching experiment and the water contained in it did not float in a weightless environment, questioning that the location where the video was shot was not in space.

Why doesn't the water in the cup float out? Is there something strange attached to it?

05/12 1941

Technology seems to advance year after year, like magic. But behind every incremental improvement and breakthrough revolution is a team of hard-working scientists and engineers. Professor Ben Mazin of UC Santa Barbara is developing precision optical sensors for telescopes and obs - DayDayNews

Technology seems to advance year after year, like magic. But behind every incremental improvement and breakthrough revolution is a team of hard-working scientists and engineers. Professor Ben Mazin of UC Santa Barbara is developing precision optical sensors for telescopes and obs

keep the energy in the room

05/12 1403

The ocean is rich in biological resources, mineral resources, pharmaceutical resources, space resources, seawater resources and various energy sources. It is a strategic must-have for mankind to solve resource shortages and expand space for survival and development. In-depth unde - DayDayNews

The ocean is rich in biological resources, mineral resources, pharmaceutical resources, space resources, seawater resources and various energy sources. It is a strategic must-have for mankind to solve resource shortages and expand space for survival and development. In-depth unde

Fishing Notes｜The significance of the development of marine scientific equipment

05/12 1850

I am Xiaofeng, a person who likes to share interesting knowledge. If you are lucky enough to like the article I wrote, please remember to follow me! Who is so good that he would pay attention to me? [Rose]——————————————————The altitude is about 4,000 meters. In addition to the ic - DayDayNews

I am Xiaofeng, a person who likes to share interesting knowledge. If you are lucky enough to like the article I wrote, please remember to follow me! Who is so good that he would pay attention to me? [Rose]——————————————————The altitude is about 4,000 meters. In addition to the ic

"Today's Common Sense" Why is the "Tianshan Snow Lotus" at an altitude of 4,000 meters not afraid of ice and snow?

05/12 1964

Although 50 years have passed since the Apollo manned moon landing program implemented by the United States in the last century, human exploration of the moon has never stopped. Especially from the 1990s to the present, lunar exploration has formed a second climax. In this proces - DayDayNews

Although 50 years have passed since the Apollo manned moon landing program implemented by the United States in the last century, human exploration of the moon has never stopped. Especially from the 1990s to the present, lunar exploration has formed a second climax. In this proces

All major space powers in the world are planning to build permanent bases on the moon. Why do they all choose Antarctica?

05/12 1991

Assuming that the best propeller enables travelers to reach half the speed of light, people cannot guarantee enough flight fuel. Assume that the spacecraft can fly at 0.01% of the speed of light, but people cannot afford the high fuel price. - DayDayNews

Assuming that the best propeller enables travelers to reach half the speed of light, people cannot guarantee enough flight fuel. Assume that the spacecraft can fly at 0.01% of the speed of light, but people cannot afford the high fuel price.

Humanity’s “second home” beyond Earth is suitable for both near and far

05/12 1839

When you observe the universe carefully, you will find that most celestial bodies are in the shape of spheres. Although some spheres do not look so round, such as Titan, which looks like a "walnut", fundamentally speaking, we Still very similar. And when humans discovered the mys - DayDayNews

When you observe the universe carefully, you will find that most celestial bodies are in the shape of spheres. Although some spheres do not look so round, such as Titan, which looks like a "walnut", fundamentally speaking, we Still very similar. And when humans discovered the mys

Is there a perfect sphere in the world? The most perfect sphere created by scientists still has deviations

05/13 1495

December 30, 1990 to December 6, 2007 In November 2007, New Zealand's National Institute of Water and Atmospheric Research (NIWA) announced that the amount of ice in the country's southern Alps had decreased by nearly 11% over the past 30 years. - DayDayNews

December 30, 1990 to December 6, 2007 In November 2007, New Zealand's National Institute of Water and Atmospheric Research (NIWA) announced that the amount of ice in the country's southern Alps had decreased by nearly 11% over the past 30 years.

"Space Observation" The melting of the Tasman Glacier

05/13 1327

Currently, my country's marine environmental protection is facing severe challenges. Affected by industrial wastewater discharge and offshore aquaculture activities, the water quality in offshore waters is seriously polluted, resulting in frequent outbreaks of red tides and enter - DayDayNews

Currently, my country's marine environmental protection is facing severe challenges. Affected by industrial wastewater discharge and offshore aquaculture activities, the water quality in offshore waters is seriously polluted, resulting in frequent outbreaks of red tides and enter

Fishing Notes｜Protecting the marine environment starts with me

05/12 1700

Magnetars are some of the most fascinating celestial objects. A teaspoon of the material weighs about a billion tons, and their magnetic field is hundreds of millions of times stronger than any magnetic field on Earth today. But we know very little about how they form. A new pape - DayDayNews

Magnetars are some of the most fascinating celestial objects. A teaspoon of the material weighs about a billion tons, and their magnetic field is hundreds of millions of times stronger than any magnetic field on Earth today. But we know very little about how they form. A new pape

Scientists are proving that colliding neutron stars create magnetars

05/12 1409

Developed in partnership with NASA, each episode offers an unprecedented look at the lives of the astronauts who work aboard the space station, during which they serve as cast, crew and directors. - DayDayNews

Developed in partnership with NASA, each episode offers an unprecedented look at the lives of the astronauts who work aboard the space station, during which they serve as cast, crew and directors.

That’s one small step for mankind, one giant leap for VR

05/14 1976

The Antarctic continent covers an area of approximately 13.9 million square kilometers. It is an uninhabited land covered by huge ice. The average temperature is -25°C, and the lowest can reach -91°C. There are more than 300 days of level 8 winds out of 365 days a year... ...It - DayDayNews

The Antarctic continent covers an area of approximately 13.9 million square kilometers. It is an uninhabited land covered by huge ice. The average temperature is -25°C, and the lowest can reach -91°C. There are more than 300 days of level 8 winds out of 365 days a year... ...It

One billion tons of krill were discovered in Antarctica. How fierce is the competition among countries? Could China be the biggest beneficiary?

05/14 1839

On July 1, 2022, "China Daily" published "The Elk Herd in Daqingshan, Inner Mongolia Reproduced Successfully" The translation is as follows ↓↓↓ Dozens of elk are thriving in the Daqingshan National Nature Reserve in Inner Mongolia. - DayDayNews

On July 1, 2022, "China Daily" published "The Elk Herd in Daqingshan, Inner Mongolia Reproduced Successfully" The translation is as follows ↓↓↓ Dozens of elk are thriving in the Daqingshan National Nature Reserve in Inner Mongolia.

Construction of ecological civilization in Hohhot: A record of elk cultivation in Daqingshan Nature Reserve

05/13 1303

Everyone should understand that exercise is relative. That is, there is no absolute movement. So what is relative motion? When two people run at the same speed, they can be regarded as relatively stationary. This is what we call relative motion. Why can’t humans on earth feel tha - DayDayNews

Everyone should understand that exercise is relative. That is, there is no absolute movement. So what is relative motion? When two people run at the same speed, they can be regarded as relatively stationary. This is what we call relative motion. Why can’t humans on earth feel tha

Why can’t we humans feel the earth rotating at supersonic speed?

05/13 1771

Editor | Zimei Tissue-resident macrophages are important natural immune cells that are present in almost all tissues and organs of the body and play an important role in host defense, inflammatory diseases, maintenance of immune homeostasis, and tissue repair. - DayDayNews

Editor | Zimei Tissue-resident macrophages are important natural immune cells that are present in almost all tissues and organs of the body and play an important role in host defense, inflammatory diseases, maintenance of immune homeostasis, and tissue repair.

Peripheral monocyte-derived alveolar macrophages cause severe respiratory tract infections

05/13 1772

Snake is a very dangerous creature. Many people are very afraid of it, especially the highly venomous snake. People generally will not mess with it and want to hide away. The farther away from it, the better. If one If you are accidentally bitten, the consequences will be disastr - DayDayNews

Snake is a very dangerous creature. Many people are very afraid of it, especially the highly venomous snake. People generally will not mess with it and want to hide away. The farther away from it, the better. If one If you are accidentally bitten, the consequences will be disastr

Why is it said: "The bungara snake is the most venomous snake, what should you do immediately if you are bitten?

05/13 1119

The finale of "The Legend of Chu Qiao" has come to an end. I feel like the whole summer vacation has been empty. I feel like I'm suffering from Chu Qiao's lovesickness. I wonder if Mr. Yue who sank at the bottom of the lake has been fished out. - DayDayNews

The finale of "The Legend of Chu Qiao" has come to an end. I feel like the whole summer vacation has been empty. I feel like I'm suffering from Chu Qiao's lovesickness. I wonder if Mr. Yue who sank at the bottom of the lake has been fished out.

Zhao Liying updated her Weibo: For you, I will do whatever it takes! Is this a public relationship?

05/14 1633

The college entrance examination results in many places have been announced. The next most important step is to fill in the application form. This is not only related to a person's future career development, but also determines which level of college he can apply for. Although it - DayDayNews

The college entrance examination results in many places have been announced. The next most important step is to fill in the application form. This is not only related to a person's future career development, but also determines which level of college he can apply for. Although it

Based on the results of the second book of the college entrance examination for girls, should they choose normal school or nursing? There is a big difference between the two in the future

05/14 1619

Recently, many new cars have been launched in the auto market, including many very competitive models. Today I will bring you a new car from Peugeot, the Peugeot 4008 Night Edition. It has launched a total of two models, namely the Peugeot 4008 2022 400THP Night Edition with an o - DayDayNews

Recently, many new cars have been launched in the auto market, including many very competitive models. Today I will bring you a new car from Peugeot, the Peugeot 4008 Night Edition. It has launched a total of two models, namely the Peugeot 4008 2022 400THP Night Edition with an o

Peugeot 4008 Night Edition: priced from RMB 170,700, with two configurations, equipped with 1.8T+8AT combination

05/14 1153

"Why do you say that? It's wrong, it's still ours!" "Oh! It's no smarter than a little spirit rat. Without us, this kind of thing wouldn't have happened!" - DayDayNews

"Why do you say that? It's wrong, it's still ours!" "Oh! It's no smarter than a little spirit rat. Without us, this kind of thing wouldn't have happened!"

Tears of Heavenly Beads: Chapter 35 Red Five-Colored Golden Eggs

05/14 1154

The story comes from real life. The characters in the article are all pseudonyms. The story is told in the first person. My name is Zhang Xincheng. I am 55 years old. I am a widowed old man. My wife passed away due to illness two years ago. My wife’s departure left me disabled. I - DayDayNews

The story comes from real life. The characters in the article are all pseudonyms. The story is told in the first person. My name is Zhang Xincheng. I am 55 years old. I am a widowed old man. My wife passed away due to illness two years ago. My wife’s departure left me disabled. I

I am 55 years old and hired a 24-year-old nanny. Three months later, she said she wanted to marry me, an old man.

05/14 1890

Ah Xiang returned to the store and waited for three days with no news, thinking that the matter might be hopeless. In the evening, Director Huang came with a group of people. These people were all strangers, and Axiang didn't recognize any of them. They didn't seem to be from the - DayDayNews

Ah Xiang returned to the store and waited for three days with no news, thinking that the matter might be hopeless. In the evening, Director Huang came with a group of people. These people were all strangers, and Axiang didn't recognize any of them. They didn't seem to be from the

The shy peasant girl back then flew onto a branch and turned into a phoenix (9)

05/14 1195