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Generally speaking, in the weightless environment of space, water should float in the air and assume a spherical shape, as shown in the picture below. However, during the Shenzhou 13 space lecture, a photo of a water cup caused some confusion. From the picture, it can be seen tha
Why doesn’t the water on the space station float out of the cup?
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Click to read the relevant answers. The reasons are nothing more than: high academic pressure, low employment rate, too bald to engage in scientific research in the laboratory, etc., which has led to endless voices in society "dissuading people from studying biology".
Yale Ph.D.: This major has deceived me for fifteen years, and finally I found that I made a profit
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"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
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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
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Recently, the team of Academician Chen Hualan of the Harbin Veterinary Research Institute of the Chinese Academy of Agricultural Sciences has made important progress in the research of H5N1 subtype highly pathogenic avian influenza viruses. This research has systematically clarif
Tracing the source! Scientists reveal the evolution of the new H5N1 avian influenza virus
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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"
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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?
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In order to meet the growing needs of semiconductor customers for large-area scanning and nanoscale metrology, Park Systems (Park Systems, hereinafter referred to as Park) has recently launched the Park NX-Hybrid WLI semiconductor machine, which can provide users with comprehensi
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In recent decades, with the release and strong support of domestic and foreign policies, cell therapy has achieved rapid development. Various clinical studies related to cell therapy have been carried out around the world, and cell therapy-related companies have also emerged. The
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@True Knowledge New Coordinates Regarding time, it has always been a major issue discussed by many philosophers. Einstein once said: "Time is a cognitive illusion of people, which seems to imply that time only exists on clocks and calendars." So, does time really exist or is it o
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Especially in the aerospace field, everyone is scrambling to be the first. Since ancient times, the weak will choose to emulate the strong, so many countries regard the United States as an example for them to learn from and as a goal to pursue.
Is there only a 15-year gap between the aerospace capabilities of China and the United States? Aerospace academician: The real gap may be far more than that
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Text | "China Science News" reporter Zhang Shuanghu 35 years ago, when the National Natural Science Foundation of China Youth Science Fund (hereinafter referred to as the Youth Fund) project was established, it was "reserved" for a young person for one year. Immediately afterward
Academician Deng Zixin: After receiving 50,000 yuan from the Youth Fund, my mood is no less than the millions today
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On June 23, the Changer Dingyao 64 rocket lifted off from the Xichang Satellite Launch Center, sending three remote sensing satellites of the Ministry of Agriculture and Rural Affairs 3502 Group A, B, and C into low Earth orbit. However, this is not all of its mission. According
The arrival of China’s solar sail is not the first time it has entered space. We cannot miss it anymore in the new era of navigation.
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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.
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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
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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
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Born in Shanghai and graduated from theater, he appeared in TV series as early as 2012. However, she is really familiar to everyone in the fairy tale TV series "Liu Li", where Yuan Bingyan played the heroine Chu Xuanji.
Multi-map! Yuan Bingyan looks stunning in her Weibo photos. Which one do you prefer, student wear or sportswear?
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When talking about Yuan Bingyan and Cheng Yi, I believe many friends will think of the "first meeting couple" they once played in the drama "Liu Li". This couple had a lot of fans when the drama was on the air, but because of the company and Cheng Yi Yi Qiang broke up CP, causing
Yuan Bingyan stars in a new drama with Zheng Yecheng, Cheng Yi's new work's official Weibo became the focus, and the comment area exploded
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Honor 80Pro+ will be upgraded to four rear cameras this time. The main camera will continue to use a 50MP lens, but it will be equipped with a larger sensor, which will remain at the same level as the Honor Magic5, with a 50MP ultra-wide angle and a 12MP periscope telephoto. And
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Recently, the entertainment industry is very lively but there are not many small ones. Although you may not pay attention to it, sometimes it is the little things that can reflect a person’s true state of mind, such as friendship in the entertainment industry. Wei Daxun once said
Friendships in the entertainment industry are so fragile! They lied and exposed fake news. They called each other brother and sister and didn’t post photos together.
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Sisters, have you followed the costume drama "Liu Li" recently? The drama of Si Feng and Xuanji's nine lives has made many friends secretly wipe their tears in bed. Every time Yu Sifeng is killed, Xuanji will be there for him. There is a tear mole in the corner of the eye.
Follow Yuan Bingyan, the master of mole spotting in "Liu Li", and become a girl with "mole"
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The time has come to 7 o'clock tonight, and we finally welcome the Xiaomi 12S series jointly created by Xiaomi and Leica. I believe everyone has been refreshed many times during this period. Judging from the official publicity, this time the Xiaomi 12S series can It is said that
Starting from 3999 yuan! Xiaomi 12S series officially released: This may be the most awesome flagship this year
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