COVID is surging again. Here’s what to know and why experts encourage caution

2024/04/2900:17:14 science 163607

COVID is surging again. Here’s what to know and why experts encourage caution - DayDayNews

COVID is surging again. Here’s what to know and why experts encourage caution - DayDayNews

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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

The ocean is vital to human survival and development. On the one hand, the ocean serves as a global climate regulator, providing 70% of oxygen and 87.5% of water vapor to the atmosphere, while storing a large amount of heat; on the other hand, as an important part of the global p - DayDayNews

The ocean is vital to human survival and development. On the one hand, the ocean serves as a global climate regulator, providing 70% of oxygen and 87.5% of water vapor to the atmosphere, while storing a large amount of heat; on the other hand, as an important part of the global p

Xunyu Note | What impact does the ocean have on human survival and development?

05/12 1714

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

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

Source: "China Petroleum and Chemical Industry Observation" magazine Translator: Zhang Xing Energy researchers at the University of Minnesota-Twin Cities recently developed a device called a catalytic condenser. It can be used as a catalyst to speed up chemical reactions by makin - DayDayNews

Source: "China Petroleum and Chemical Industry Observation" magazine Translator: Zhang Xing Energy researchers at the University of Minnesota-Twin Cities recently developed a device called a catalytic condenser. It can be used as a catalyst to speed up chemical reactions by makin

Catalytic condensers make chemical reactions faster and more efficient

05/12 1334

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

They look like airplane trails on January 21, 2008, but the streaked clouds shown in this photo form around the exhaust left behind by ships sailing along the northwest coast of North America. All clouds form when water molecules combine with tiny particles in the atmosphere. The - DayDayNews

They look like airplane trails on January 21, 2008, but the streaked clouds shown in this photo form around the exhaust left behind by ships sailing along the northwest coast of North America. All clouds form when water molecules combine with tiny particles in the atmosphere. The

"Space Observation" Ship tracks sailing near British Columbia

05/13 1223

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

According to the "Commission Leaders" column on the official website of the National Health Commission, Zeng Yixin, deputy director of the National Health Commission and deputy director of the Central Health Commission, has recently been confirmed as a ministerial-level cadre. Ze - DayDayNews

According to the "Commission Leaders" column on the official website of the National Health Commission, Zeng Yixin, deputy director of the National Health Commission and deputy director of the Central Health Commission, has recently been confirmed as a ministerial-level cadre. Ze

Zeng Yixin, an academician of the Chinese Academy of Sciences, was clearly at the ministerial level. Zeng, Mo Yan and others were invited by the Prime Minister to Zhongnanhai

05/13 1517

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

She is Liu Yang. She officially entered space in 2012 and set an initial example for subsequent female astronauts. She is a sonorous rose that must be mentioned in the history of Chinese spaceflight. - DayDayNews

She is Liu Yang. She officially entered space in 2012 and set an initial example for subsequent female astronauts. She is a sonorous rose that must be mentioned in the history of Chinese spaceflight.

How do female astronauts solve the "privacy" issue in space? Will blood flow backward during menstruation?

05/14 1330

Rare genetic variants in LMNA are known to cause dilated cardiomyopathy alone or in conjunction with conduction defects, and in some cases the only manifestations are conduction delays, atrial arrhythmias, or ventricular arrhythmias. - DayDayNews

Rare genetic variants in LMNA are known to cause dilated cardiomyopathy alone or in conjunction with conduction defects, and in some cases the only manifestations are conduction delays, atrial arrhythmias, or ventricular arrhythmias.

Advances | LMNA variants and risk of heart disease in adulthood

05/14 1116

The mysterious species-"anchovy" appears? Recently, according to media reports, researchers from Xiaogan City, Hubei Province discovered an extremely rare fish - anchovy during an inspection in a suburban river. It is reported that researchers once believed that the anchovy may h - DayDayNews

The mysterious species-"anchovy" appears? Recently, according to media reports, researchers from Xiaogan City, Hubei Province discovered an extremely rare fish - anchovy during an inspection in a suburban river. It is reported that researchers once believed that the anchovy may h

Mysterious species discovered! It appeared in the Yangtze River for the first time in 10 years. It was once eaten to the point of being endangered due to its delicious meat.

05/14 1297

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

Many years later, when looking at Liu Yifei's journey in the entertainment industry, there are two people who have to be mentioned. One is the "godfather" Chen Jinfei, who devotes all his efforts and money to make Liu Yifei famous. One is her mother, Liu Xiaoli, who gave up every - DayDayNews

Many years later, when looking at Liu Yifei's journey in the entertainment industry, there are two people who have to be mentioned. One is the "godfather" Chen Jinfei, who devotes all his efforts and money to make Liu Yifei famous. One is her mother, Liu Xiaoli, who gave up every

Looking back at Liu Yifei's popularity 20 years later, in addition to "godfather" Chen Jinfei, this woman has played an indispensable role

05/14 1549

Although the short hair market is now dominant, beauties with long flowing hair have always occupied a place in the "temperament world"! Because of her very beautiful figure and appearance, Okuyama was discovered by a talent scout in Sendai when she was in college. In 2016, she p - DayDayNews

Although the short hair market is now dominant, beauties with long flowing hair have always occupied a place in the "temperament world"! Because of her very beautiful figure and appearance, Okuyama was discovered by a talent scout in Sendai when she was in college. In 2016, she p

Long-haired beauties & short-haired beauties! Okuyama Okuya: The most beautiful figure

05/14 1680

Today is July 2, 2022. The weather is cloudy and the temperature is 23 to 31 degrees. Moyaquan Japanese Food is located to the east of Gongshang University, which was the former business school. This school seems to have produced Zhu Zhu, Zhang Lan and other influential figures. - DayDayNews

Today is July 2, 2022. The weather is cloudy and the temperature is 23 to 31 degrees. Moyaquan Japanese Food is located to the east of Gongshang University, which was the former business school. This school seems to have produced Zhu Zhu, Zhang Lan and other influential figures.

Party 2022.7.3

05/14 1888

Nowadays, not only women, but also some men have begun to pay special attention to their appearance and figure. After all, who doesn’t want to be in the same physical condition as when he was eighteen years old? Many men often don't pay attention to appearance at first, and the h - DayDayNews

Nowadays, not only women, but also some men have begun to pay special attention to their appearance and figure. After all, who doesn’t want to be in the same physical condition as when he was eighteen years old? Many men often don't pay attention to appearance at first, and the h

Men who "age slowly" usually have these 5 habits. Why not see how many of them you have?

05/14 1172

The incidence of depression among expectant mothers during pregnancy is about 10% to 15%, which is a relatively common phenomenon. Women have a very hard time after pregnancy. When they become strong, they are also very sensitive, and they always have some strange thoughts. Proge - DayDayNews

The incidence of depression among expectant mothers during pregnancy is about 10% to 15%, which is a relatively common phenomenon. Women have a very hard time after pregnancy. When they become strong, they are also very sensitive, and they always have some strange thoughts. Proge

An expectant mother "forces her husband to cry" during pregnancy. How strange are her thoughts during pregnancy? People who have been here can’t bear to remember

05/14 1576

Introduction: The biggest headache for parents when they have children at home is, especially now that education involution can be seen everywhere. How to educate children well has naturally become a problem that parents are racking their brains to think about. When disciplining - DayDayNews

Introduction: The biggest headache for parents when they have children at home is, especially now that education involution can be seen everywhere. How to educate children well has naturally become a problem that parents are racking their brains to think about. When disciplining

Is it better to be strict or loose when it comes to controlling children? Authoritative parents are their children’s “ideal parents”

05/14 1907