Scariest Things Said By NASA Astronauts

2024/05/0506:16:04 science 2085722

Scariest Things Said By NASA Astronauts - DayDayNews

Scariest Things Said By NASA Astronauts - DayDayNews

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How cold is space, and does it drop to absolute zero? What would happen if you fell in without a spacesuit? While science fiction movies would have us believe that space is very cold — even very cold — space itself is not entirely cold. In fact, it actually has no temperature at - DayDayNews

How cold is space, and does it drop to absolute zero? What would happen if you fell in without a spacesuit? While science fiction movies would have us believe that space is very cold — even very cold — space itself is not entirely cold. In fact, it actually has no temperature at

How cold is space? The physics behind the temperature of the universe

06/07 1950

Petroleum is known as the "blood of industry". With the continuous development of the global industrial revolution, coal's former status has been replaced by petroleum. After all, oil has a wide range of applications, but data shows that from 1965 to 2020, the average annual oil - DayDayNews

Petroleum is known as the "blood of industry". With the continuous development of the global industrial revolution, coal's former status has been replaced by petroleum. After all, oil has a wide range of applications, but data shows that from 1965 to 2020, the average annual oil

The average annual global oil consumption is equivalent to one river? There is no way to reduce the weight of the earth

06/06 1440

Will the question of human origins and evolution be rewritten? If you want to ask, among the many disciplines, which discipline’s knowledge will be turned upside down every five years? Well, paleoanthropology is definitely on the list. Due to the archaeological evidence that pale - DayDayNews

Will the question of human origins and evolution be rewritten? If you want to ask, among the many disciplines, which discipline’s knowledge will be turned upside down every five years? Well, paleoanthropology is definitely on the list. Due to the archaeological evidence that pale

Human origin or being rewritten? Fossils reveal that humans may have originated in Africa. Is it an ancestor of the Chinese?

06/06 1223

A bus-sized planet will pass close to Earth today, Thursday, July 7, passing within just 56,000 miles (90,000 kilometers), or 23 percent of the average distance between Earth and the moon. The asteroid, called 2022 NF, is expected to pass safely by our planet, according to calcul - DayDayNews

A bus-sized planet will pass close to Earth today, Thursday, July 7, passing within just 56,000 miles (90,000 kilometers), or 23 percent of the average distance between Earth and the moon. The asteroid, called 2022 NF, is expected to pass safely by our planet, according to calcul

Scientists detect a bus-sized planet that will approach Earth tonight

06/07 1270

[CNMO News] Weight loss has always been a hot topic among people. Some people eat too much and don’t gain weight, while some people gain weight even if they drink water. Therefore, losing weight also troubles many people. They have tried various methods but still have no effect. - DayDayNews

[CNMO News] Weight loss has always been a hot topic among people. Some people eat too much and don’t gain weight, while some people gain weight even if they drink water. Therefore, losing weight also troubles many people. They have tried various methods but still have no effect.

It may be possible to eat dry without gaining weight. German scientists discovered signaling molecules that promote fat burning

06/07 1217

During the annual lychee season, lychees must have a place in the list of summer fruits! Did you notice it when you were eating lychees? Sometimes I open the lychee stem and find it is black? At this time, should you choose to throw it away or eat it? (Telling you secretly, the e - DayDayNews

During the annual lychee season, lychees must have a place in the list of summer fruits! Did you notice it when you were eating lychees? Sometimes I open the lychee stem and find it is black? At this time, should you choose to throw it away or eat it? (Telling you secretly, the e

It turns out that the lychees I have eaten for so many years are all worm excrement lychees.

06/07 1889

Recently, the new variant of the Omicron strain BA.2.75 has attracted the attention of researchers from many countries. This new variant is a second-generation variant. Previously, there were types of Omicron strains such as BA.1, BA.2, BA.3, BA.4, and BA.5, all of which were fir - DayDayNews

Recently, the new variant of the Omicron strain BA.2.75 has attracted the attention of researchers from many countries. This new variant is a second-generation variant. Previously, there were types of Omicron strains such as BA.1, BA.2, BA.3, BA.4, and BA.5, all of which were fir

Lots of mutations and fast spread! The "second generation variant" of Omicron appears

06/06 1153

Text ✎Liangshu Editor✎Liangshu is not cool - the seismometer has been removed from the textbook - because there is a large part of the country at the junction of the Eurasian continental plate and the African plate, our country has also become one of the earthquake-prone countrie - DayDayNews

Text ✎Liangshu Editor✎Liangshu is not cool - the seismometer has been removed from the textbook - because there is a large part of the country at the junction of the Eurasian continental plate and the African plate, our country has also become one of the earthquake-prone countrie

Is the seismograph a scam? And it was removed from the textbook. Academician of the Chinese Academy of Sciences: Even the best things to do are better than this.

06/06 1418

The proposal of dual carbon targets has not only made new energy industries such as electric vehicles and hydrogen fuel vehicles soar, but also provided scientists with a research topic, that is, how to turn carbon dioxide into waste through new technologies to achieve carbon red - DayDayNews

The proposal of dual carbon targets has not only made new energy industries such as electric vehicles and hydrogen fuel vehicles soar, but also provided scientists with a research topic, that is, how to turn carbon dioxide into waste through new technologies to achieve carbon red

New applications for solar energy! Michigan professor proposes new process to use CO2 and water to prepare chemical fuels to achieve carbon reduction goals

06/07 1010

On May 19, Fudan University virologist Jiang Shibo and other scholars published a short review "Disease of influenza virus and SARS-CoV-2 coinfection: Flurona or Flucovid?" in the Journal of Medical Viruses, analyzing influenza. -Characteristics of Omicron co-infection. - DayDayNews

On May 19, Fudan University virologist Jiang Shibo and other scholars published a short review "Disease of influenza virus and SARS-CoV-2 coinfection: Flurona or Flucovid?" in the Journal of Medical Viruses, analyzing influenza. -Characteristics of Omicron co-infection.

1+1>2: Can co-infection of influenza and COVID-19 worsen the patient’s condition?

06/06 1519

Researchers including Daohua Jiang from the Institute of Physics, Chinese Academy of Sciences, and William Catterall and Ning Zheng from the University of Washington analyzed the structure of the open-state cardiac sodium channel (NaV1.5) and analyzed its working principle (1). - DayDayNews

Researchers including Daohua Jiang from the Institute of Physics, Chinese Academy of Sciences, and William Catterall and Ning Zheng from the University of Washington analyzed the structure of the open-state cardiac sodium channel (NaV1.5) and analyzed its working principle (1).

Cell | Open state myocardial sodium channel structure

06/09 1285

Recently, researchers such as Broad Institute of MIT and Harvard David Liu published a review in Cell to introduce the research progress in this field. - DayDayNews

Recently, researchers such as Broad Institute of MIT and Harvard David Liu published a review in Cell to introduce the research progress in this field.

Cell | David Liu and others review the research progress of gene editing vectors

06/09 1876

Researchers such as Gao Fu from the Institute of Microbiology, Chinese Academy of Sciences, have just published an article in NEJM introducing the neutralizing ability of volunteer sera with different vaccination programs against Omicron subtypes. Under similar conditions, two do - DayDayNews

Researchers such as Gao Fu from the Institute of Microbiology, Chinese Academy of Sciences, have just published an article in NEJM introducing the neutralizing ability of volunteer sera with different vaccination programs against Omicron subtypes. Under similar conditions, two do

Confused about how to get vaccinated? Pay attention to the latest NEJM work such as Gao Fu

06/09 1339

This article is original to the Translational Medicine Network. Please indicate the source when reprinting. Author: Lily Introduction: Fat cells can be divided into "white" and "brown" - white fat cells are responsible for storing fat, and their weight accounts for about 15%-20% - DayDayNews

This article is original to the Translational Medicine Network. Please indicate the source when reprinting. Author: Lily Introduction: Fat cells can be divided into "white" and "brown" - white fat cells are responsible for storing fat, and their weight accounts for about 15%-20%

"Nature" rekindles brown fat cells and eliminates excess fat

06/09 1715

my country's first artificially bred rabbit cat turns one year old. On July 7, the Internet celebrity "Elder Snake" in Xining Wildlife Park is one year and two months old. "She" is my country's first artificially bred rabbit cat. "She" "It not only fills the gap in the successful - DayDayNews

my country's first artificially bred rabbit cat turns one year old. On July 7, the Internet celebrity "Elder Snake" in Xining Wildlife Park is one year and two months old. "She" is my country's first artificially bred rabbit cat. "She" "It not only fills the gap in the successful

Xining is awesome! For the first time, China achieved

06/09 1073

Recently, a scientific research team from Tokyo Metropolitan University in Japan discovered a new type of compound that can capture carbon dioxide directly from the environment and achieve the highest carbon capture efficiency so far of 99%, which is twice the efficiency of other - DayDayNews

Recently, a scientific research team from Tokyo Metropolitan University in Japan discovered a new type of compound that can capture carbon dioxide directly from the environment and achieve the highest carbon capture efficiency so far of 99%, which is twice the efficiency of other

Japanese scientists develop new carbon capture system that can quickly and directly capture low-concentration carbon dioxide

06/09 1986

It has been nearly a year since the COVID-19 epidemic swept the world. Recently, the United Kingdom, the United States and other places have successively approved vaccines to deal with the new coronavirus, bringing some hope for people to return to normal life. As the COVID-19 va - DayDayNews

It has been nearly a year since the COVID-19 epidemic swept the world. Recently, the United Kingdom, the United States and other places have successively approved vaccines to deal with the new coronavirus, bringing some hope for people to return to normal life. As the COVID-19 va

Which country has the most reliable vaccine? Which country is the most expensive? What are the options for vaccination in Australia?

06/09 1719

1. Children's Robot This children's robot can improve the social and emotional abilities of children aged 5 to 10 years old. As a child's companion, you can accompany them in reading, drawing, and interacting with others. Nowadays, adults are busy with work and lack time to accom - DayDayNews

1. Children's Robot This children's robot can improve the social and emotional abilities of children aged 5 to 10 years old. As a child's companion, you can accompany them in reading, drawing, and interacting with others. Nowadays, adults are busy with work and lack time to accom

Taking stock of the major inventions of 2020: Especially the new crown vaccine, what is its price?

06/09 1949

People familiar with the matter said that the African Union purchased the "Sputnik-V" vaccine at a price of US$9.75 per dose, which is twice as expensive as the Oxford/AstraZeneca vaccine and the Novavax vaccine. - DayDayNews

People familiar with the matter said that the African Union purchased the "Sputnik-V" vaccine at a price of US$9.75 per dose, which is twice as expensive as the Oxford/AstraZeneca vaccine and the Novavax vaccine.

African vaccines are more expensive to buy from Russia than Western vaccines

06/09 1952

At the beginning of the Asian market on Monday, the U.S. dollar was trading around 105. Risk aversion boosted the U.S. dollar due to concerns about the Federal Reserve's aggressive interest rate hikes and pessimism about the global economic outlook. Traders now expect the benchma - DayDayNews

At the beginning of the Asian market on Monday, the U.S. dollar was trading around 105. Risk aversion boosted the U.S. dollar due to concerns about the Federal Reserve's aggressive interest rate hikes and pessimism about the global economic outlook. Traders now expect the benchma

Financial Breakfast: Renewed risk aversion boosts US dollar, alert to spread of global monkeypox epidemic

06/09 1028

China Daily, January 29 (Ma Rui) According to the BBC, a new COVID-19 vaccine was shown to be 89.3% effective in a large-scale clinical trial in the UK. Its manufacturer Novavax said that more than 15,000 patients participated in the Phase III clinical trial in the UK, aged 18-84 - DayDayNews

China Daily, January 29 (Ma Rui) According to the BBC, a new COVID-19 vaccine was shown to be 89.3% effective in a large-scale clinical trial in the UK. Its manufacturer Novavax said that more than 15,000 patients participated in the Phase III clinical trial in the UK, aged 18-84

Novavax vaccine is more than 89% effective British Prime Minister: This is “good news”

06/09 1782

A health worker in Soweto, South Africa, inoculates subjects with the Novavax COVID-19 vaccine. Novavax Biotech of the United States announced that in a trial of 15,000 people in the United Kingdom, the new crown vaccine developed by the company was 89.3% effective against the ne - DayDayNews

A health worker in Soweto, South Africa, inoculates subjects with the Novavax COVID-19 vaccine. Novavax Biotech of the United States announced that in a trial of 15,000 people in the United Kingdom, the new crown vaccine developed by the company was 89.3% effective against the ne

There is a gap in effectiveness of a new coronavirus vaccine in the UK and South Africa

06/09 1530