Scariest Things Said By NASA Astronauts

2024/04/2813:32:09 science 2077655

Scariest Things Said By NASA Astronauts - DayDayNews

Scariest Things Said By NASA Astronauts - DayDayNews

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The study, published in Science on June 30, reports that the implant is made of biodegradable materials and is designed to reduce postoperative pain. There is an urgent need for better ways to relieve pain because currently available opioids can be addictive, and ice packs or coo - DayDayNews

The study, published in Science on June 30, reports that the implant is made of biodegradable materials and is designed to reduce postoperative pain. There is an urgent need for better ways to relieve pain because currently available opioids can be addictive, and ice packs or coo

Still using ice cubes to relieve pain? Science: Try this method

05/21 1571

Although infinity is a rather illusory and abstract concept, and it is quite taboo in physics to use any definition of "infinite", it is still a very interesting question. Let's not talk about "infinitely long" ladders for now. Perhaps it is more acceptable to use "long enough". - DayDayNews

Although infinity is a rather illusory and abstract concept, and it is quite taboo in physics to use any definition of "infinite", it is still a very interesting question. Let's not talk about "infinitely long" ladders for now. Perhaps it is more acceptable to use "long enough".

Can we use an infinitely long ladder to leave the earth without reaching the first cosmic speed?

05/22 1711

Midsummer has arrived, and it’s the time of year when people have the most intensive outdoor activities. How is the air quality in various places? Ministry of Ecology and Environment: Moderate ozone pollution will occur in many places in the first half of July. The Ministry of Ec - DayDayNews

Midsummer has arrived, and it’s the time of year when people have the most intensive outdoor activities. How is the air quality in various places? Ministry of Ecology and Environment: Moderate ozone pollution will occur in many places in the first half of July. The Ministry of Ec

Let’s ask the question: Moderate ozone pollution will occur in many places in the first half of July. How to control and protect it? (CCTV News)

05/22 1818

⇩ ⇩ ⇩ ⇩. More biolighting information can be found in the biolighting demonstration area in Hall 4.2, Area 4.2 of GILE2022A. Click on the "link" to get exhibition tickets. - DayDayNews

⇩ ⇩ ⇩ ⇩. More biolighting information can be found in the biolighting demonstration area in Hall 4.2, Area 4.2 of GILE2022A. Click on the "link" to get exhibition tickets.

GILE2022 | Authoritative celebrities give heavy support to explore new trends in bio-lighting

05/21 1354

In 1992, Neal Stephenson constructed a virtual world parallel to the real world, the Metaverse, in his science fiction novel "Snow Crash". Since then, although the concept of the metaverse has not left the public eye, it has not been widely paid attention to and accepted by peopl - DayDayNews

In 1992, Neal Stephenson constructed a virtual world parallel to the real world, the Metaverse, in his science fiction novel "Snow Crash". Since then, although the concept of the metaverse has not left the public eye, it has not been widely paid attention to and accepted by peopl

Ethical Thoughts on the "Metaverse"

05/22 1778

The Mariana Trench is the deepest known portion of Earth's oceans. The trench stretches nearly 1,600 miles off the coast of Japan. The average depth along the trench is 6.8 miles. This may not sound like much, but the atmospheric pressure at the bottom of the trench is 1,000 time - DayDayNews

The Mariana Trench is the deepest known portion of Earth's oceans. The trench stretches nearly 1,600 miles off the coast of Japan. The average depth along the trench is 6.8 miles. This may not sound like much, but the atmospheric pressure at the bottom of the trench is 1,000 time

Many people may never have the chance to see these strange fish that live in the deepest parts of the ocean.

05/21 1951

Italian physicist Volta invented the battery. Italian physicist Volta. Although electric lights, telephones, refrigerators, televisions, and computers have entered people's homes, electric motors are also widely used in factories. These strong currents are drawn from generators. - DayDayNews

Italian physicist Volta invented the battery. Italian physicist Volta. Although electric lights, telephones, refrigerators, televisions, and computers have entered people's homes, electric motors are also widely used in factories. These strong currents are drawn from generators.

"The Story of Invention" (74) - Italian physicist Volta invented the battery

05/21 1748

"Genius is on the left, madman is on the right." "The ultimate genius is madness, and the ultimate madness is genius." Regarding this point of view, some people agree and some do not. - DayDayNews

"Genius is on the left, madman is on the right." "The ultimate genius is madness, and the ultimate madness is genius." Regarding this point of view, some people agree and some do not.

26 years ago, the high school student who built a "nuclear reactor" at home later died of alcoholism and poisoning

05/21 1374

Our country has a vast territory and has all kinds of terrains. Among them is a kind of landscape, the cause of which scientists have not been able to figure out yet. The story starts with NASA satellites in the United States in 2014. When they passed through the sky over Inner M - DayDayNews

Our country has a vast territory and has all kinds of terrains. Among them is a kind of landscape, the cause of which scientists have not been able to figure out yet. The story starts with NASA satellites in the United States in 2014. When they passed through the sky over Inner M

American satellites have made a major discovery: There is an "Eye of the Desert" in Inner Mongolia, China! The cause is a mystery

05/21 1772

To put it simply: the speed of light is 300,000 kilometers per second, which is indeed very fast, but light does not require any power to reach the speed of light, and there is no acceleration process. To put it bluntly, light is "born" at the speed of light, and it must be the s - DayDayNews

To put it simply: the speed of light is 300,000 kilometers per second, which is indeed very fast, but light does not require any power to reach the speed of light, and there is no acceleration process. To put it bluntly, light is "born" at the speed of light, and it must be the s

The speed of light reaches 300,000 kilometers per second. It is so fast, what is the power?

05/21 1927

I wonder if you have noticed a special-looking plant when you often go to the river in summer. There is a wetland park near my home. In the summer, I will go to the wetland park with my family. When passing by a place with water, I can see a plant that looks like a sausage, becau - DayDayNews

I wonder if you have noticed a special-looking plant when you often go to the river in summer. There is a wetland park near my home. In the summer, I will go to the wetland park with my family. When passing by a place with water, I can see a plant that looks like a sausage, becau

Cattail: looks like a "sausage" and is common near water. It has many values and is full of treasures.

05/23 1252

The World Meteorological Organization stipulates that when a certain climate element(s) reaches a return rate of 25 years, it is called an extreme climate. Extreme climates include droughts, floods, high-temperature heat waves, and low-temperature cold damage. As pollution become - DayDayNews

The World Meteorological Organization stipulates that when a certain climate element(s) reaches a return rate of 25 years, it is called an extreme climate. Extreme climates include droughts, floods, high-temperature heat waves, and low-temperature cold damage. As pollution become

Abnormal weather will occur in many places in 2022! Are Hawking's climate predictions credible? Analysis: Be wary of extremes

05/23 1774

Modern science believes that our universe was born 13.8 billion years ago. 13.8 billion years ago, a singularity exploded. The singularity is an infinite mass, infinite energy, infinite heat, infinite mass, and infinite density. Large, infinitely small point. After the explosion - DayDayNews

Modern science believes that our universe was born 13.8 billion years ago. 13.8 billion years ago, a singularity exploded. The singularity is an infinite mass, infinite energy, infinite heat, infinite mass, and infinite density. Large, infinitely small point. After the explosion

There is a gravitational source outside the orbit of Pluto. Scientists: It may be the legendary ninth planet

05/23 1449

When it comes to snails, the first thing that comes to mind is that they have a thick shell. In fact, in addition to being known for their thick shells, snails are also the animals with the most teeth in the world. - DayDayNews

When it comes to snails, the first thing that comes to mind is that they have a thick shell. In fact, in addition to being known for their thick shells, snails are also the animals with the most teeth in the world.

Snails are said to be the creatures with the most teeth in the world. So what are the uses of so many teeth?

05/23 1641

Walking people have to adjust their gait again and again to walk on curbs or steps. Whether intentionally or not, everyone has developed control strategies to control muscle activity in response to changes in the outside world, thereby protecting them from tripping. effects of ti - DayDayNews

Walking people have to adjust their gait again and again to walk on curbs or steps. Whether intentionally or not, everyone has developed control strategies to control muscle activity in response to changes in the outside world, thereby protecting them from tripping. effects of ti

Two main strategies for robot gait control

05/23 1358

The majority of overseas Chinese are very concerned about Hong Kong's continued stability, prosperity and development. Recently, Sun Dawen, a well-known Chinese scientist and academician of the European Academy of Humanities and Natural Sciences, wrote an article to express his w - DayDayNews

The majority of overseas Chinese are very concerned about Hong Kong's continued stability, prosperity and development. Recently, Sun Dawen, a well-known Chinese scientist and academician of the European Academy of Humanities and Natural Sciences, wrote an article to express his w

[Tongxinyu] The pearl is dazzling and the bauhinia is beautiful - Chinese scientist Sun Dawen writes an article to celebrate the 25th anniversary of Hong Kong's return to the motherland.

05/23 1190

Sister Lang, Sister Lang, a bunch of girls are wandering! It's okay now, something happened to Lang. Cyndi Wang suffered a serious knee injury and called the treatment team late at night. I think it’s not Cyndi Wang who was injured, but Zheng Zhihua who was injured! Why is it ups - DayDayNews

Sister Lang, Sister Lang, a bunch of girls are wandering! It's okay now, something happened to Lang. Cyndi Wang suffered a serious knee injury and called the treatment team late at night. I think it’s not Cyndi Wang who was injured, but Zheng Zhihua who was injured! Why is it ups

Look up and see the sky, it’s Sister Lang’s sky

05/23 1715

According to Israel's "Jerusalem Post" report, on the 19th local time, the Director-General of the Israeli Ministry of Health Nachman Ash said that Israel has begun a new wave of new crown epidemics. - DayDayNews

According to Israel's "Jerusalem Post" report, on the 19th local time, the Director-General of the Israeli Ministry of Health Nachman Ash said that Israel has begun a new wave of new crown epidemics.

Director-General of the Israeli Ministry of Health: Israel has begun a new wave of COVID-19 epidemic

05/23 1912

Comprehensive news: According to statistics from Johns Hopkins University, as of 11:12 on the 20th, there were a total of 538,944,868 confirmed cases and 6,318,598 deaths worldwide. - DayDayNews

Comprehensive news: According to statistics from Johns Hopkins University, as of 11:12 on the 20th, there were a total of 538,944,868 confirmed cases and 6,318,598 deaths worldwide.

Singapore’s deputy prime minister is infected with COVID-19, Israel may face a new wave of epidemic

05/23 1697

As the country with the highest number of COVID-19 vaccinations per capita in the world, Israel is considering reinstating the indoor mask order under pressure from BA.5 less than two months after taking off its masks on April 24 this year. - DayDayNews

As the country with the highest number of COVID-19 vaccinations per capita in the world, Israel is considering reinstating the indoor mask order under pressure from BA.5 less than two months after taking off its masks on April 24 this year.

BA.5 asks Israel to consider two things: putting on the mask again and arranging the fifth dose of vaccine

05/23 1569

On November 1, local time, the epidemic report released by the Israeli Ministry of Health showed that from 16:00 on October 31 to 17:00 on November 1, there were 411 new confirmed cases of new coronary pneumonia in Israel, bringing the total to 314,778 cases. There were 30 new de - DayDayNews

On November 1, local time, the epidemic report released by the Israeli Ministry of Health showed that from 16:00 on October 31 to 17:00 on November 1, there were 411 new confirmed cases of new coronary pneumonia in Israel, bringing the total to 314,778 cases. There were 30 new de

Israel has 411 new confirmed cases of COVID-19 and the quarantine period has been reduced from 14 days to 12 days

05/23 1107

Global Epidemic Prevention and Control [In the face of a second epidemic, Israel will not quit the blockade lightly] Faced with the strong rebound of the epidemic, Israel had to enter a comprehensive blockade for at least three weeks starting on September 18. - DayDayNews

Global Epidemic Prevention and Control [In the face of a second epidemic, Israel will not quit the blockade lightly] Faced with the strong rebound of the epidemic, Israel had to enter a comprehensive blockade for at least three weeks starting on September 18.

Faced with the second epidemic, Israel does not withdraw from the blockade easily

05/23 1052