VERIFY: Do masks with valves work?

2024/05/0315:26:04 science 10610

VERIFY: Do masks with valves work? - DayDayNews

VERIFY: Do masks with valves work? - DayDayNews

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2020 is definitely the year of Mars exploration in human history. During this year, my country's Tianwen-1, the United States' Perseverance, and the UAE's Hope Mars probe were all launched successively. Why is human enthusiasm for Mars exploration so high all of a sudden? In fact - DayDayNews

2020 is definitely the year of Mars exploration in human history. During this year, my country's Tianwen-1, the United States' Perseverance, and the UAE's Hope Mars probe were all launched successively. Why is human enthusiasm for Mars exploration so high all of a sudden? In fact

China's Mars sampling may return in 2031. Is it difficult to sample Mars? Much more difficult than lunar sampling

05/31 1503

Recently, CBS broke a piece of shocking news: a photo that may be an "alien shiti". It is said that this photo is related to the original "Roswell Alien Incident". - DayDayNews

Recently, CBS broke a piece of shocking news: a photo that may be an "alien shiti". It is said that this photo is related to the original "Roswell Alien Incident".

75 years later, the media found new evidence of the "Roswell UFO incident". Do aliens really exist?

05/30 1246

Production and use of cell cycle synchronization demonstrator "Cell cycle" refers to the entire process that a cell goes through from the completion of one division to the end of the next division. It is divided into two stages: interphase and division. Interphase includes G1 pha - DayDayNews

Production and use of cell cycle synchronization demonstrator "Cell cycle" refers to the entire process that a cell goes through from the completion of one division to the end of the next division. It is divided into two stages: interphase and division. Interphase includes G1 pha

Production and use of cell cycle synchronization demonstrator

05/31 1378

Manufacturing simulation of an unconventionally reinforced aircraft fuselage during automated fiber placement (Source: IFW) The results of biomimetic observations, topology optimization or feasibility in manufacturing do not always end up with the same geometry - in fact, Very fe - DayDayNews

Manufacturing simulation of an unconventionally reinforced aircraft fuselage during automated fiber placement (Source: IFW) The results of biomimetic observations, topology optimization or feasibility in manufacturing do not always end up with the same geometry - in fact, Very fe

OptiFee-Optimization of aircraft fuselage enhancement layout

05/30 1509

Researchers such as Roger Geiger from the University of Ticino in Switzerland creatively modified a strain of Escherichia coli to adjust the tumor microenvironment and enhance the effect of immunotherapy. - DayDayNews

Researchers such as Roger Geiger from the University of Ticino in Switzerland creatively modified a strain of Escherichia coli to adjust the tumor microenvironment and enhance the effect of immunotherapy.

Nature | Modifying bacteria to adjust the tumor microenvironment and enhance the effect of immunotherapy

05/30 1778

"Golden Heart Double Color" Bougainvillea Petunia "Guangzhou No. 1". The flowers are huge, with a diameter of up to 10 centimeters, one-third larger than ordinary petunias. It is especially suitable for the hot and humid weather in Guangzhou, and is suitable for various planting - DayDayNews

"Golden Heart Double Color" Bougainvillea Petunia "Guangzhou No. 1". The flowers are huge, with a diameter of up to 10 centimeters, one-third larger than ordinary petunias. It is especially suitable for the hot and humid weather in Guangzhou, and is suitable for various planting

How many of these new varieties do you know?

05/31 1148

Screenshot of page 15 of "People's Daily" on July 6, 2022. Original title: Let the public share the beauty of nature. The "National Scientific Literacy Action Plan" released in June last year clearly stated that we should vigorously promote the scientific spirit, cultivate ration - DayDayNews

Screenshot of page 15 of "People's Daily" on July 6, 2022. Original title: Let the public share the beauty of nature. The "National Scientific Literacy Action Plan" released in June last year clearly stated that we should vigorously promote the scientific spirit, cultivate ration

People's Daily丨Wang Kechao, director of science popularization at the Purple Mountain Observatory of the Chinese Academy of Sciences: Planting a scientific seed

05/31 1753

"We are the first unit in Jinan to build a high-performance neuroelectric information collection system. The team is engaged in this research to help humans understand the pathogenesis of brain nervous system diseases more clearly, reduce the pain of the disease for patients, and - DayDayNews

"We are the first unit in Jinan to build a high-performance neuroelectric information collection system. The team is engaged in this research to help humans understand the pathogenesis of brain nervous system diseases more clearly, reduce the pain of the disease for patients, and

Make "thought control" a reality? Jinan’s first brain-computer interface research center is developing

05/31 1383

Recently, Zeng Yi, a researcher at the Center for Excellence in Molecular Cell Science, Chinese Academy of Sciences, and Jing Naihe’s research team collaborated on a paper titled Embryonic vascular establishment requires protein C receptor-expressing endothelial progenitors in De - DayDayNews

Recently, Zeng Yi, a researcher at the Center for Excellence in Molecular Cell Science, Chinese Academy of Sciences, and Jing Naihe’s research team collaborated on a paper titled Embryonic vascular establishment requires protein C receptor-expressing endothelial progenitors in De

Study reveals identity of embryonic vascular endothelial progenitor cells

05/31 1393

The German Federal Ministry of Science and Technology wants to accelerate materials research and make it sustainable and relevant to industry. However, the success of technology leaps or market launches in government-funded projects depends largely on the choice of partners. A ne - DayDayNews

The German Federal Ministry of Science and Technology wants to accelerate materials research and make it sustainable and relevant to industry. However, the success of technology leaps or market launches in government-funded projects depends largely on the choice of partners. A ne

Germany's Federal Ministry of Science and Technology promotes materials development

05/30 1237

Also known as Perry David's Owl, a large owl without ear feathers. Females are always much larger than males, although no weight is available. The crown and upper feathers are very brown, with light or white stripes and spots, which are particularly prominent on the nape and mant - DayDayNews

Also known as Perry David's Owl, a large owl without ear feathers. Females are always much larger than males, although no weight is available. The crown and upper feathers are very brown, with light or white stripes and spots, which are particularly prominent on the nape and mant

Encyclopedia of Owls in the World (Wood Owl)

06/02 1876

A study published by Columbia University researchers in the journal Nature on the 5th showed that the latest Omicron subtypes, such as BA.4 and BA.5, which have caused a surge in new infections around the world, are more likely to evade vaccines than previous variants. and most a - DayDayNews

A study published by Columbia University researchers in the journal Nature on the 5th showed that the latest Omicron subtypes, such as BA.4 and BA.5, which have caused a surge in new infections around the world, are more likely to evade vaccines than previous variants. and most a

Omicron subtypes more likely to evade vaccines, treatments

06/02 1268

The results showed that 225 exometabolites were identified from the spent culture medium of a single partner. Among these products, N. muscorum UTEX 1037 consumed 53% of S. angustifolium exometabolites and S. angustifolium consumed N. muscorum UTEX. 28% of 1037 external metabolit - DayDayNews

The results showed that 225 exometabolites were identified from the spent culture medium of a single partner. Among these products, N. muscorum UTEX 1037 consumed 53% of S. angustifolium exometabolites and S. angustifolium consumed N. muscorum UTEX. 28% of 1037 external metabolit

ISME Journal (IF 11.217) | Spatial metabolomics facilitates research on plant-cyanobacterial symbiotic relationships

06/02 1888

Recently, research in "Developmental Cells" revealed a key signaling molecule that can activate hair growth, providing a therapeutic target for the treatment of androgenetic alopecia, namely: the "SCUBE3" molecule. - DayDayNews

Recently, research in "Developmental Cells" revealed a key signaling molecule that can activate hair growth, providing a therapeutic target for the treatment of androgenetic alopecia, namely: the "SCUBE3" molecule.

Zuckerberg invested hundreds of millions! A molecule called "SCUBE3" can effectively stimulate hair growth

06/01 1674

In addition to the electric vehicles, 5G communications, and rail transit that we are in daily contact with, silicon carbide wafers have broad application prospects in key fields such as national defense and aerospace. Due to their irreplaceable advantages, they are regarded as t - DayDayNews

In addition to the electric vehicles, 5G communications, and rail transit that we are in daily contact with, silicon carbide wafers have broad application prospects in key fields such as national defense and aerospace. Due to their irreplaceable advantages, they are regarded as t

Cheers to you: Break the technology monopoly! China's independently developed silicon carbide wafers have achieved domestic substitution

06/01 1671

Worlds, full of wonders. In 1970, an old woman named Yu Yuzhen picked up a strange butterfly on the way back to her parents' home. She gave the butterfly to her brother. Incredibly, three years later, the butterfly was sold To 1.27 million! It's really a joy that comes from heave - DayDayNews

Worlds, full of wonders. In 1970, an old woman named Yu Yuzhen picked up a strange butterfly on the way back to her parents' home. She gave the butterfly to her brother. Incredibly, three years later, the butterfly was sold To 1.27 million! It's really a joy that comes from heave

In 1970, a peasant woman picked up a strange butterfly on the roadside. Three years later, the price soared to 1.27 million.

06/01 1779

Cultivation is a long-lasting activity, including: thinking activities, psychological activities, behavioral activities, and social activities, aiming to achieve a higher level of personal cultivation, a broader mind, and a wider vision than at the current stage. - DayDayNews

Cultivation is a long-lasting activity, including: thinking activities, psychological activities, behavioral activities, and social activities, aiming to achieve a higher level of personal cultivation, a broader mind, and a wider vision than at the current stage.

This is the greatest practice in life (2022 must-read article)

06/02 1688

In the relationship between men and women, in addition to two people having to be satisfied with each other, the opinions of parents are also very important... Maybe some people think that people of different generations have different ideas and concepts. Young people should make - DayDayNews

In the relationship between men and women, in addition to two people having to be satisfied with each other, the opinions of parents are also very important... Maybe some people think that people of different generations have different ideas and concepts. Young people should make

A female graduate student fell in love with a 35-year-old uncle, but was abandoned after two miscarriages. The uncle said: My mother told me not to marry her.

06/02 1789

01 There is no regret medicine in the world, and there is no turning back in life, so you must think twice before making a decision, and never do anything you regret. Everyone must be conscientious in dealing with others, treat others with sincerity, and accumulate more virtues a - DayDayNews

01 There is no regret medicine in the world, and there is no turning back in life, so you must think twice before making a decision, and never do anything you regret. Everyone must be conscientious in dealing with others, treat others with sincerity, and accumulate more virtues a

The mother-in-law came to her ex-daughter-in-law and begged her to remarry her son. The ex-daughter-in-law said: I already have a boyfriend.

06/02 1796

Title: A woman got divorced after just 7 days of marriage. Review: The 380,000-yuan gift was borrowed by her husband, and she was heavily in debt right after she got married. In today's era, getting married is a big burden for men. Many families are often heavily in debt after ge - DayDayNews

Title: A woman got divorced after just 7 days of marriage. Review: The 380,000-yuan gift was borrowed by her husband, and she was heavily in debt right after she got married. In today's era, getting married is a big burden for men. Many families are often heavily in debt after ge

Review of a woman who got divorced after just 7 days of marriage: The 380,000-yuan gift was borrowed by her husband, and she was heavily in debt right after she got married.

06/02 1970

May you always be as wonderful and warm as summer 1. When I look at you, my eyes are full of unconcealable love 2. Accept the falling leaves and cooling wind 3. The wandering road almost makes me forget what I looked like at the beginning 1 .We have too many coincidences but only - DayDayNews

May you always be as wonderful and warm as summer 1. When I look at you, my eyes are full of unconcealable love 2. Accept the falling leaves and cooling wind 3. The wandering road almost makes me forget what I looked like at the beginning 1 .We have too many coincidences but only

We have so many coincidences but we are missing just one thing

06/02 1005

We were both 25 when we got married. She had a younger brother who was a junior in college. Since we started dating, his brother-in-law has been staying at our house during holidays and doesn't like to go back to his own home. Because even if the parents-in-law are pampered, they - DayDayNews

We were both 25 when we got married. She had a younger brother who was a junior in college. Since we started dating, his brother-in-law has been staying at our house during holidays and doesn't like to go back to his own home. Because even if the parents-in-law are pampered, they

I would like to ask netizens if they have any clever ideas to get rid of my troubled brother-in-law. He has been annoying me to death for 8 years.

06/02 1645