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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
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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
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This satellite image from the Copernicus Sentinel-2 mission takes us above Kiev - Ukraine's capital and most populous city. (Please note that this picture was taken in 2019, so the flames and smoke of war are not visible). Kyiv, also known as Kiev, is visible just below the cente
Copernicus Sentinel 2 "Space Exploration of the Earth" Series: Ukraine - Kiev
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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.
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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
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Gene editing holds hope for curing genetic diseases. The prime editing (PE) technology developed by Broad Institute David Liu's group and others in 2019 can use RNA as a template to perform various editing such as deletion and replacement without introducing DNA double-strand bre
Cell | "Universal" gene editing system welcomes important upgrade, more accurate and efficient
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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
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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
Scientists create simple filter material with tunable wavelength transmission
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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)
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Introduction: A short, stemless plant in the mountains has a strange name and is known as "Duyiwei". Its functions are comparable to "Jinchuang Medicine". Our country has a vast territory, rich wild resources, and wide distribution. Whether in meadows, fields, or even mountains,
A short, stemless plant in the mountains, known as "Unique", its functions are comparable to "Golden Medicine"
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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
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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?
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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
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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
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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
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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
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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?
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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
Just recently I have been troubled by a question. I believe most of us have the same question as me: Is your choice really your own choice? A good person must be a good person? Are bad guys always bad? Nothing in this world is good or bad, it's just the criteria we make for judgi
Is your choice really your own choice?
05/17
1727
"Spring and Autumn", in the spring of the third year, Wang has already passed the second month of the month, and there is an eclipse on the sun. In the third month of Gengxu, the King of Heaven died. In the fourth month of summer, Xin Mao, the Jun family died. In autumn, Wu's son
Spring and Autumn Period·720 BC
05/17
1100
Author: No. 1 Emotional original work, plagiarism must be investigated. In marriage life, couples need to maintain a state of "yin and yang in harmony and complement each other." If two people are too strong, conflicts will inevitably break out, which will affect the relationship
Characteristics of a man marrying the right person: Weak
05/17
1995