U.S. vs. China: The Design and Technology Behind Military Drones | WSJ

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U.S. vs. China: The Design and Technology Behind Military Drones | WSJ - DayDayNews

U.S. vs. China: The Design and Technology Behind Military Drones | WSJ - DayDayNews

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By examining the gel, which is formed from an exfoliating solution with added silica nanoparticles and solidifies as the temperature increases, the scientists discovered an unusual and previously unknown optical phenomenon. At 29 degrees, the gel transmits only red light, and at - DayDayNews

By examining the gel, which is formed from an exfoliating solution with added silica nanoparticles and solidifies as the temperature increases, the scientists discovered an unusual and previously unknown optical phenomenon. At 29 degrees, the gel transmits only red light, and at

Scientists create simple filter material with tunable wavelength transmission

05/15 1118

On this day of national celebration, Yuhong Biology celebrated the Party’s birthday and the 17th anniversary of Yuhong Biology’s founding in the form of expert technical exchange lectures and a literary and artistic celebration party. About 60 people from Yuhong Biology’s family - DayDayNews

On this day of national celebration, Yuhong Biology celebrated the Party’s birthday and the 17th anniversary of Yuhong Biology’s founding in the form of expert technical exchange lectures and a literary and artistic celebration party. About 60 people from Yuhong Biology’s family

"Yu" meets "magnesium" and we share the industry together - the celebration of the 17th anniversary of the establishment of Yuhong Biotech was successfully held

05/15 1941

As a scientific researcher, Wu Jianhua has been talking a lot recently. Rumor has it that the Chinese Academy of Sciences' neutrino laboratory 700 meters underground in Kaiping, Jiangmen, Guangdong, injected 20,000 tons of water on June 27. After that, people could no longer see - DayDayNews

As a scientific researcher, Wu Jianhua has been talking a lot recently. Rumor has it that the Chinese Academy of Sciences' neutrino laboratory 700 meters underground in Kaiping, Jiangmen, Guangdong, injected 20,000 tons of water on June 27. After that, people could no longer see

The deepest secret in Guangdong, 700 meters underground

05/16 1712

As living conditions improve day by day, more and more families own cars as a means of transportation. At the same time, tens of millions of cars are scrapped every year, along with a large number of discarded car tires. We all know that car tires are rubber products, similar to - DayDayNews

As living conditions improve day by day, more and more families own cars as a means of transportation. At the same time, tens of millions of cars are scrapped every year, along with a large number of discarded car tires. We all know that car tires are rubber products, similar to

How to deal with the tens of millions of scrapped tires every year? Study finds used to pave roads to make them stronger and more heat-resistant

05/15 1915

But if you ask who the modern rain god is, most people surfing the Internet should be able to answer immediately, and that is Jam Hsiao. People say that this long-lasting rain occurred in the Triassic Period 233 million years ago, and it cannot be said that this rain fell for mor - DayDayNews

But if you ask who the modern rain god is, most people surfing the Internet should be able to answer immediately, and that is Jam Hsiao. People say that this long-lasting rain occurred in the Triassic Period 233 million years ago, and it cannot be said that this rain fell for mor

There was a rain on the earth that lasted for more than 2 million years. Is it possible to happen again in the future?

05/15 1041

Health trackers worn on the wrist may detect coronavirus infections days before symptoms appear. The British Guardian reports that more and more people around the world are using these devices to monitor skin temperature. , changes in heart and respiratory rates. A new study show - DayDayNews

Health trackers worn on the wrist may detect coronavirus infections days before symptoms appear. The British Guardian reports that more and more people around the world are using these devices to monitor skin temperature. , changes in heart and respiratory rates. A new study show

Can the "Scientific Power" health bracelet detect the new coronavirus? Is this reliable?

05/16 1718

Jeffrey Sachs, chairman of the Lancet COVID-19 Committee, said: The new coronavirus does not have any natural origin. Rather, it was produced in an accident in a US biotechnology laboratory. - DayDayNews

Jeffrey Sachs, chairman of the Lancet COVID-19 Committee, said: The new coronavirus does not have any natural origin. Rather, it was produced in an accident in a US biotechnology laboratory.

Chairman of the Lancet COVID-19 Committee: The virus may have originated in a US biological laboratory

05/16 1693

Introduction: If you want to deeply understand the general theory of relativity, first answer these 6 questions about the equivalence principle. Let’s talk about the relationship between gravity and quantum mechanics again - Spirit Escaper If you believe that gravity is a geometr - DayDayNews

Introduction: If you want to deeply understand the general theory of relativity, first answer these 6 questions about the equivalence principle. Let’s talk about the relationship between gravity and quantum mechanics again - Spirit Escaper If you believe that gravity is a geometr

To deeply understand general relativity, let’s answer 6 questions about the equivalence principle.

05/15 1979

Amazing Nature (17 Photos) 1 "There's an albino mole in my yard, odds of 1:100,000." 2 "My drain pipe was clogged so I pulled it up and a frog came out ."3"My first glowing beetle pupa hatched yesterday." 4"I found a little snail crawling on a spider's thread outside my house."5. - DayDayNews

Amazing Nature (17 Photos) 1 "There's an albino mole in my yard, odds of 1:100,000." 2 "My drain pipe was clogged so I pulled it up and a frog came out ."3"My first glowing beetle pupa hatched yesterday." 4"I found a little snail crawling on a spider's thread outside my house."5.

Amazing nature (17 photos)

05/15 1460

Introduction: The famous "Lilac Tree" has leaves that look like chicken feet and fruits that look like briquettes, but it has many unexpected uses. In recent years, urban construction has gotten better and better, and the greening of various cities has also gradually improved. Ta - DayDayNews

Introduction: The famous "Lilac Tree" has leaves that look like chicken feet and fruits that look like briquettes, but it has many unexpected uses. In recent years, urban construction has gotten better and better, and the greening of various cities has also gradually improved. Ta

The leaves are like chicken feet and the fruit is like briquettes. It is called "Passepartout", but few people know its value.

05/16 1335

Recently, China Forestry Press held a symposium on the theory and technology of grassland ecological restoration and a new book launch of "Main Technical Models of Ecological Restoration of Degraded Grassland". - DayDayNews

Recently, China Forestry Press held a symposium on the theory and technology of grassland ecological restoration and a new book launch of "Main Technical Models of Ecological Restoration of Degraded Grassland".

Commissioned by the National Bureau of Investigation, this major achievement was officially released! It is the first time in the country for an academician to write a preface!

05/17 1924

1. When did cats start to look like this? 2. “This is what an artichoke would look like if you let it bloom.” 3. “A large group of turtles sunbathing on a floating tree trunk” 4. “The passion vine bloomed this morning!” 5. “These two strawberries grew With a pair of happy feet.” - DayDayNews

1. When did cats start to look like this? 2. “This is what an artichoke would look like if you let it bloom.” 3. “A large group of turtles sunbathing on a floating tree trunk” 4. “The passion vine bloomed this morning!” 5. “These two strawberries grew With a pair of happy feet.”

19 photos of natural beauty that will completely mesmerize you

05/17 1539

Text | Science Wormhole animals reproduce through mating, but their pairing forms are diverse and can be divided into relatively rare monogamy (monogamy) and mixed mating. The mixed system also includes polygamy, polyandry, and polyandry. As we all know, animals mate in order to - DayDayNews

Text | Science Wormhole animals reproduce through mating, but their pairing forms are diverse and can be divided into relatively rare monogamy (monogamy) and mixed mating. The mixed system also includes polygamy, polyandry, and polyandry. As we all know, animals mate in order to

"Monogamous" animals, if one partner dies, can they withstand the temptation of mating?

05/17 1119

On July 3, Typhoon Siam made landfall in South China and is pouring rain in many places in the south. Typhoon Airi is moving in the Western Pacific. Today, its center has moved into the East China Sea, bringing refreshing blue sky and white clouds to many places in the Yangtze Ri - DayDayNews

On July 3, Typhoon Siam made landfall in South China and is pouring rain in many places in the south. Typhoon Airi is moving in the Western Pacific. Today, its center has moved into the East China Sea, bringing refreshing blue sky and white clouds to many places in the Yangtze Ri

rare! As hot and high pressure climbs up the Tibetan Plateau, will there be problems with the glaciers? Analysis: Northwest or extreme heat

05/17 1033

As we all know, there are two space stations in Earth orbit today. One is the International Space Station, which has been operating for more than 20 years, and the other is the Chinese Space Station, which has only been operating for one year. The International Space Station is i - DayDayNews

As we all know, there are two space stations in Earth orbit today. One is the International Space Station, which has been operating for more than 20 years, and the other is the Chinese Space Station, which has only been operating for one year. The International Space Station is i

Among the Chinese, Russian and American space station cabins, whose sleeping area is the best? The Tianhe cabin sleeping area is simply a luxury version

05/17 1011

Controlled ion transport within nanochannels is crucial for biological membranes and artificial membrane systems. Covalent organic frameworks (COFs) are emerging crystalline polymer materials with regular and adjustable nanochannels, and have become an ideal material platform for - DayDayNews

Controlled ion transport within nanochannels is crucial for biological membranes and artificial membrane systems. Covalent organic frameworks (COFs) are emerging crystalline polymer materials with regular and adjustable nanochannels, and have become an ideal material platform for

"ACS Nano" from Tianjin University's Wu Hong/Jiang Zhongyi team: charged nanochannels in covalent organic framework membranes achieve efficient ion interception

05/17 1899

Here, the main stage film of the second actor of "Sister Lang 3" has not been broadcast yet, but on the other hand, the fourth round of performances has been recorded on the 12th, and the results of the competition were spoiled immediately. Before the official recording of Si Gon - DayDayNews

Here, the main stage film of the second actor of "Sister Lang 3" has not been broadcast yet, but on the other hand, the fourth round of performances has been recorded on the 12th, and the results of the competition were spoiled immediately. Before the official recording of Si Gon

The recording of "Lang Jie 3" was completed. The weird competition system was criticized, and two famous sisters were eliminated unexpectedly.

05/17 1013

Schools in Xi'an have begun to have a holiday. Yesterday when I went home for something, I met my nephew: "It's a holiday? How did you do in the exam? How many points did you get?" The nephew ran away as soon as he heard this. When the holidays are about to begin, many adults wil - DayDayNews

Schools in Xi'an have begun to have a holiday. Yesterday when I went home for something, I met my nephew: "It's a holiday? How did you do in the exam? How many points did you get?" The nephew ran away as soon as he heard this. When the holidays are about to begin, many adults wil

Students are on vacation, what are parents concerned about?

05/17 1614

On July 1st, on the occasion of the Party's Founding Day and the 25th anniversary of Hong Kong's return to China, the three major airlines made a sudden announcement and announced that they had signed a purchase agreement with Airbus. The three state-owned central airlines have p - DayDayNews

On July 1st, on the occasion of the Party's Founding Day and the 25th anniversary of Hong Kong's return to China, the three major airlines made a sudden announcement and announced that they had signed a purchase agreement with Airbus. The three state-owned central airlines have p

Boeing responded

05/17 1820

On November 25, 1950, Mao Anying died in an air raid by the US military on Peng Dehuai's headquarters. He was only 28 years old. After receiving the telegram of Anying's sacrifice, Mao Zedong said: "In war, there will always be sacrifices. This is nothing." - DayDayNews

On November 25, 1950, Mao Anying died in an air raid by the US military on Peng Dehuai's headquarters. He was only 28 years old. After receiving the telegram of Anying's sacrifice, Mao Zedong said: "In war, there will always be sacrifices. This is nothing."

"The Biography of Mao Zedong": Full of Loyalty

05/17 1725

In order to further carry forward the revolutionary spirit and inherit the red gene, on June 29, as the 101st Party Founding Day is approaching, the Party Committee of the First Cadre Rest Station of the Henan Provincial Military Region organized service personnel to visit the Ho - DayDayNews

In order to further carry forward the revolutionary spirit and inherit the red gene, on June 29, as the 101st Party Founding Day is approaching, the Party Committee of the First Cadre Rest Station of the Henan Provincial Military Region organized service personnel to visit the Ho

The No. 1 Cadre Rest Center in Zhengzhou of the Henan Provincial Military Region actively carried out party day activities with the theme of "Welcoming July 1 and Gratitude to the Party"

05/17 1654

In order to celebrate the 101st anniversary of the founding of the Party, on July 1, the Ministry of Human Resources and Armed Forces of Huiji District, Zhengzhou City, Henan Province carried out a series of activities to celebrate the "July 1" theme Party Day, organizing all par - DayDayNews

In order to celebrate the 101st anniversary of the founding of the Party, on July 1, the Ministry of Human Resources and Armed Forces of Huiji District, Zhengzhou City, Henan Province carried out a series of activities to celebrate the "July 1" theme Party Day, organizing all par

The Ministry of Human Resources and Armed Forces of Huiji District, Zhengzhou City, Henan Province launched a series of theme party day activities

05/17 1255