3:56
Recommended
When a meteorite falls into the earth, it will rub against the earth's atmosphere and burn. If the meteorite is large enough, we will be able to see a flying fireball. In this case, if we throw a raw egg down while flying on an airplane, will it turn into a mature egg when it lan
If you drop an egg from an airplane, will it be cooked when it hits the ground? I can't eat it anyway
05/16
1552
A few days ago, the Event Horizon Telescope (EHT) collaboration held simultaneous press conferences in various places around the world, including Shanghai, to show the public the first photo of the supermassive black hole at the center of the Milky Way. Similar to the first black
It took 5 years of "photography" and "development", but the imaging process of the first photo of the black hole in the center of the Milky Way was so difficult
05/16
1953
Hello, everyone, this is the Yi Nao Cloud Research Circle, I am Qiuqiu~ As we all know, the replicability of research is crucial.
Dry information | fMRI standard reporting guidelines are newly released, come and increase your knowledge
05/15
1062
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
With the development of medical technology, people have discovered a helpless fact, that is, the average life span of human beings has increased, but the limit of human life span has not been broken through.
Cracking the aging code: New genetic discoveries are expected to increase the average human life span from 80 to 400 years
05/15
1226
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
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
The imagination of the masses is the art of creation, and it is also the shackles of self-improvement. In 1981, Hilary Putnam put forward a conjecture in "Reason, Truth, and History": A person's brain was cut off from the body and put into In a tank containing a nutrient solution
Metaverse - "the ultimate dream" or "just a fantasy"?
05/16
1970
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
Millions of years ago, a group of apes gathered together on the African continent. They were no longer frequent visitors in the trees, but instead galloped on the grasslands. Like most predators, they began to pursue prey. Of course, human civilization at that time It has not yet
Russian fishermen accidentally salvaged a "chip" from 250 million years ago. Is the earth's civilization recycling?
05/15
1400
Relation Video
science Relation Video
Site video recommendation
science Latest News
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.”
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
"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
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
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
"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
Site Latest News
Intelligence, also commonly known as intelligence, is a human brain function and a psychological characteristic. The human brain is the physiological basis for intellectual development. Therefore, in order to understand the intellectual development of infants and young children,
"Shenyang Nursery Sister" Characteristics of Baby's Brain Development
05/17
1827
Busy work makes you even more tired. It’s time to reward yourself. Gaobeidian Hengjie rewards customers with a big discount. From July 3rd to July 3rd, Emgrand has a direct discount of 2.
Baoding Emgrand has a limited time discount of RMB 2,000. Welcome to the store to enjoy the car.
05/17
1318
The armor's original body has a double bonus of strength and agility, and the initial defense is not low. The key is the probability of special effects. This is really imaginative. Just imagine a 70-plus Strength Sensitivity double bonus, and then a Beast Power, giving you a phys
Fantasy Westward Journey: Thousand Yuan is not available on the shelves, strength and agility increase the probability of stunts, the boss sprints to the sea view room
05/17
1087
Some people gradually stop contacting them, not because they are far away from each other, but because there is no suitable reason to contact them and no suitable opportunity to meet them. They can only keep them in their hearts, recall them occasionally, and miss them occasional
I haven't forgotten, I just don't want to mention it
05/17
1755
Today I’m going to tell you, if you get 200 points in the college entrance examination, should you still go to college? Different people must have different opinions when it comes to this. Everyone has different ideas, so everyone's choices are also different. The following point
I have passed more than 200 points in the college entrance examination, should I continue to study in a junior college?
05/17
1700
Link: Testianxia Psychological Network - Provides psychological counseling services and shares mental health knowledge (free psychological testing, psychological help) User A replied: Anything that is unrealistic will sooner or later encounter reality in one way or another. Gener
Do you get into trouble because you have a particularly positive attitude?
05/17
1119