The Correct Way to Take a Soil Sample (Student Series)

2024/05/0311:20:05 science 5719

The Correct Way to Take a Soil Sample (Student Series) - DayDayNews

The Correct Way to Take a Soil Sample (Student Series) - DayDayNews

6:11

* All content videos are shared, reposted and embedded from YouTube. If there is any violation or error, please contact us to delete it.

science

The first people to believe in some form of spontaneous generation were hundreds of years ago. In the 17th century, a number of respected figures in science, such as Francis Bacon and William Harvey, accepted this theory. However, in the 19th century, Louis Pasteur and other scie - DayDayNews

The first people to believe in some form of spontaneous generation were hundreds of years ago. In the 17th century, a number of respected figures in science, such as Francis Bacon and William Harvey, accepted this theory. However, in the 19th century, Louis Pasteur and other scie

Wonderful life - 2. Can life happen by chance (Part 1)

05/15 1420

Since ancient times, people have been pursuing the secret recipe for longevity and eternal youth. It is said that only the characters in TV series and film and television dramas can portray it. It does not exist in reality. However, with the unremitting efforts of scientists, it - DayDayNews

Since ancient times, people have been pursuing the secret recipe for longevity and eternal youth. It is said that only the characters in TV series and film and television dramas can portray it. It does not exist in reality. However, with the unremitting efforts of scientists, it

Scientists have discovered that human cells can make human cells 30 years younger. Can people really rejuvenate themselves? How to do

05/16 1288

The topic of genetic engineering, just like AI technology, has always been a mysterious territory in our hearts. But they seem to be closely related to our lives and even affect the development of human progress. - DayDayNews

The topic of genetic engineering, just like AI technology, has always been a mysterious territory in our hearts. But they seem to be closely related to our lives and even affect the development of human progress.

Maybe there is a code for love hidden in human genes itself

05/15 1706

Scientists from South Ural State University managed to create 34 new platinum compounds, confirming their antibacterial activity. These compounds may be used in medicines in the future. The findings were published in the journal Coordination Chemistry. Platinum compounds are cata - DayDayNews

Scientists from South Ural State University managed to create 34 new platinum compounds, confirming their antibacterial activity. These compounds may be used in medicines in the future. The findings were published in the journal Coordination Chemistry. Platinum compounds are cata

Scientists synthesize new antibacterial platinum compound

05/16 1563

Do you know why mosquitoes prefer to bite you instead of others? First, the mosquitoes that bite you are usually female mosquitoes because they need to absorb nutrients to lay their eggs. Secondly, mosquitoes rely on smell and temperature to find prey, and can keenly sense the su - DayDayNews

Do you know why mosquitoes prefer to bite you instead of others? First, the mosquitoes that bite you are usually female mosquitoes because they need to absorb nutrients to lay their eggs. Secondly, mosquitoes rely on smell and temperature to find prey, and can keenly sense the su

Popular science knowledge: Do you know why mosquitoes don’t bite others but prefer to bite you?

05/16 1924

A strange crystal that scientists have never seen before. Strange crystals under an electron microscope. Taskaev On February 15, 2013, a mysterious fireball streaked over Chelyabinsk in southern Russia. According to estimates, scientists believe that this is an asteroid with a di - DayDayNews

A strange crystal that scientists have never seen before. Strange crystals under an electron microscope. Taskaev On February 15, 2013, a mysterious fireball streaked over Chelyabinsk in southern Russia. According to estimates, scientists believe that this is an asteroid with a di

Nine years after a mysterious fireball fell in Russia, scientists discovered something strange there

05/16 1818

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

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

There are many plants similar to leeks in our countryside, and people collectively call them wild leeks. Today we are going to talk about a wild plant that looks very much like a leek, but it only eats the flowers and not the leaves. Its name is water leek. For some southerners, - DayDayNews

There are many plants similar to leeks in our countryside, and people collectively call them wild leeks. Today we are going to talk about a wild plant that looks very much like a leek, but it only eats the flowers and not the leaves. Its name is water leek. For some southerners,

The wild grass growing by the water looks like a leek. It is known as the "giant panda" among plants.

05/16 1682

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

Atoms were once considered to be the basic particles of everything in the world, but later people discovered that atoms are composed of nuclei and electrons, and there is a vast space between the nuclei and electrons. How vast is it specifically? Let us take the simplest atom in - DayDayNews

Atoms were once considered to be the basic particles of everything in the world, but later people discovered that atoms are composed of nuclei and electrons, and there is a vast space between the nuclei and electrons. How vast is it specifically? Let us take the simplest atom in

What exists in the vast space between the nucleus and the electrons? Is it an absolute vacuum?

05/18 1428

I once read "Insects" when I was young, and I was full of yearning for the insect world described by Fabre. I often turned over stones or inspected leaves to look for the small insects hiding in the depths. As I get older, I gradually develop an inexplicable fear of insects in na - DayDayNews

I once read "Insects" when I was young, and I was full of yearning for the insect world described by Fabre. I often turned over stones or inspected leaves to look for the small insects hiding in the depths. As I get older, I gradually develop an inexplicable fear of insects in na

An insect pocket book that brings you closer to nature

05/18 1720

We often say that China has five thousand years, which naturally adds up to ten thousand years. Ten thousand years ago is a very interesting node, because it is the time period when humans turned from hunting life to farming. Farming represents villages, and the combination of vi - DayDayNews

We often say that China has five thousand years, which naturally adds up to ten thousand years. Ten thousand years ago is a very interesting node, because it is the time period when humans turned from hunting life to farming. Farming represents villages, and the combination of vi

Could it be said that humans more than 12,000 years ago really existed?

05/18 1065

@真知新ordinate Popular science and cold knowledge 1. Lamprey Lamprey has lived on the earth for hundreds of millions of years, and it has always maintained its appearance in ancient times, so it is also called a "living fossil." Later this creature was assigned to the superclass Ag - DayDayNews

@真知新ordinate Popular science and cold knowledge 1. Lamprey Lamprey has lived on the earth for hundreds of millions of years, and it has always maintained its appearance in ancient times, so it is also called a "living fossil." Later this creature was assigned to the superclass Ag

Seven exotic species, one relies on breeding and one is prohibitive

05/18 1704

When you see a cockroach, do you still kick it and send it to its death? As everyone knows, if you do this, not only will the number of cockroaches in your home not decrease, but they will increase in number. So, why does this happen? The more cockroaches you fight, the more cock - DayDayNews

When you see a cockroach, do you still kick it and send it to its death? As everyone knows, if you do this, not only will the number of cockroaches in your home not decrease, but they will increase in number. So, why does this happen? The more cockroaches you fight, the more cock

Don’t step on cockroaches in your home! How to control cockroaches that are still alive even though their heads are severed?

05/18 1074

The editor has recently become obsessed with ferns. Their leaves generally have a mathematical beauty like the golden ratio. There are many types, and most of them are beautiful. They can be seen in forests, riversides, and in the courtyards of ancient houses. Fern and nautilus a - DayDayNews

The editor has recently become obsessed with ferns. Their leaves generally have a mathematical beauty like the golden ratio. There are many types, and most of them are beautiful. They can be seen in forests, riversides, and in the courtyards of ancient houses. Fern and nautilus a

Fragrant garden | "Pteridophylla fern", the "living fossil" of the plant world

05/18 1059

Recently, Zhou Haimei released a new video on social platforms. In the video, her nasolabial folds are obvious and sunken, and her eye bags are relatively large. The big red flower shirt she is wearing is a bit old-fashioned. Even with the video filter, she looks It's hard to sto - DayDayNews

Recently, Zhou Haimei released a new video on social platforms. In the video, her nasolabial folds are obvious and sunken, and her eye bags are relatively large. The big red flower shirt she is wearing is a bit old-fashioned. Even with the video filter, she looks It's hard to sto

In recent photos, Zhou Haimei’s deep wrinkles show her age. She is still single at the age of 54. She was criticized for raising a dog like a son.

05/18 1085

We can see Zhou Haimei's on-set photos from filming, wearing calm clothes, but we can see that Zhou Haimei's complexion is still very good, and her skin looks very girly. It is impossible to tell that she is over fifty years old, and There is also a large eagle close to the arm, - DayDayNews

We can see Zhou Haimei's on-set photos from filming, wearing calm clothes, but we can see that Zhou Haimei's complexion is still very good, and her skin looks very girly. It is impossible to tell that she is over fifty years old, and There is also a large eagle close to the arm,

53-year-old Zhou Haimei looks like a 20-year-old girl. How does she do it?

05/18 1706

Wang Baoqiang at the construction site He is the best performing migrant worker at the construction site and is known as "Wang Baoqiang at the construction site". Even though Gao Xiaojian dresses like an ordinary migrant worker every day, wearing a dusty camouflage jacket and was - DayDayNews

Wang Baoqiang at the construction site He is the best performing migrant worker at the construction site and is known as "Wang Baoqiang at the construction site". Even though Gao Xiaojian dresses like an ordinary migrant worker every day, wearing a dusty camouflage jacket and was

Gao Xiaojian: Construction site Wang Baoqiang, a god-level actor with millions of fans, was revealed to have the traffic password of migrant workers?

05/18 1423

He once said: "Being a thoughtful filmmaker is what I hope and have always done." On July 3, according to Hong Kong media reports, the famous Hong Kong director and screenwriter Luo Qirui passed away on the 2nd at the age of 69. . - DayDayNews

He once said: "Being a thoughtful filmmaker is what I hope and have always done." On July 3, according to Hong Kong media reports, the famous Hong Kong director and screenwriter Luo Qirui passed away on the 2nd at the age of 69. .

Commemoration｜Luo Qirui: Time cannot steal his movies

05/18 1545

The 238th wave mirror looks at Huainan, and the most beautiful scenery is displayed in the photography works. Through everyone’s enthusiastic submissions and fierce campaign. Our "Look at Huainan through the mirror and take photos of the most beautiful scenery" activity. - DayDayNews

The 238th wave mirror looks at Huainan, and the most beautiful scenery is displayed in the photography works. Through everyone’s enthusiastic submissions and fierce campaign. Our "Look at Huainan through the mirror and take photos of the most beautiful scenery" activity.

Huainan is very beautiful | 238th wave of looking at Huainan, the most beautiful scenery casual photography exhibition

05/18 1770

How to identify the "youthful feeling" from multiple angles? When wearing a dynamic and versatile item such as MLB brand CHUNKY LINER senior shoes, and stepping into a buyer's store, the pioneering perspective and artistic vision merge with senior shoes, bringing you a sense of y

Style decoding, how does "youthful feeling" present a new aesthetic?

05/18 1500