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In 2004, a tenured professor at Princeton University with an American green card packed his bags at his home and signed his name on a house sale contract. "I want to serve my motherland. This time I plan to stay in China and never come back!"
He once had a doctorate in computer science from the United States. At the age of 58, he resigned and sold his real estate and became a Chinese citizen: I want to serve the motherland.
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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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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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CMP is a planarization process that is carried out by chemical and mechanical effects. It preferentially removes the concave and convex parts on the surface to make it a surface with consistent height differences. It can effectively obtain an ultra-smooth surface. Its polishing p
The unspeakable secrets of fumed silica and CMP chemical mechanical polishing (1)
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Recently, the German "Bild" published a very shocking report titled "The Chinese want to occupy the moon." The content of the article was derived from an interview with NASA Director Nelson. He claimed that there will be a war in space. A new competition, and this time the oppone
After saying that China threatens space, the United States took the lead and planned to send more astronauts to the moon for nine days.
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The study, published in Science on June 30, reports that the implant is made of biodegradable materials and is designed to reduce postoperative pain. There is an urgent need for better ways to relieve pain because currently available opioids can be addictive, and ice packs or coo
Still using ice cubes to relieve pain? Science: Try this method
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If you neglect them, they will rot. Dr. Estelle Lazar, a forensic archaeologist from the University of Sydney, spoke to ABC News about your pearly whites after death.
What happens to your teeth when you die
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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
Time doesn't exist? What would you do if time stood still?
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Midsummer has arrived, and it’s the time of year when people have the most intensive outdoor activities. How is the air quality in various places? Ministry of Ecology and Environment: Moderate ozone pollution will occur in many places in the first half of July. The Ministry of Ec
Let’s ask the question: Moderate ozone pollution will occur in many places in the first half of July. How to control and protect it? (CCTV News)
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The question raised by Xiao Li is: Yesterday, the beetle I was observing bit my finger and it escaped. However, what I can't understand is why the two beetles in the glass maintenance bottle will explode when they flap their wings.
In the uninhabited land of Lop Nur, the speeding car has no wheels and can fly with flapping wings|Science fiction story
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Many people have seen the power of volcanoes, but I believe most people have never seen underwater volcanoes, especially the eruption process of underwater volcanoes. I believe many people have some questions, such as how do underwater volcanoes work? Didn't the magma they erupte
Undersea volcano in Antarctica triggers 85,000 earthquakes! Scientists find island shifted by 10 centimeters
05/24
1337
Rafflesia is named after Rafflesia because its flowers are the largest among plants. It is the king of flowers. Originating from the tropical rain forests of Malaysia and Indonesia, the local name means "flower with huge petals like lotus leaves". Similar: King squid, also called
Where did “Rafflesia” get its name?
05/24
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Five years ago, President Xi Jinping wrote in reply to 24 academicians of the two academies in Hong Kong: "We must pay attention to the problems reflected in the letters from Hong Kong academicians, study and formulate specific policies, and solve them reasonably to support the H
Further reading|Building the Greater Bay Area International Science and Technology Innovation Center, this provincial government’s “No. 1 Document” has far-reaching influence
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They found that even when 3% of sugar polymer units were incorporated into PLA (polylactic acid), PLA degraded by 40% after six hours of UV exposure. Researchers at the University of Bath have found that adding sugar units to polymers increases their degradation when exposed to U
Scientists discover new way to break down plastic using only ultraviolet light
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Through this event, the path from scientific research to industrial application, and from laboratory to clinical practice has been further opened. At the Molecular Diagnostics Forum on June 24, Xu Xiaonan, founder of Dapu Biotech, gave a sharing titled "Searching for Needles in t
Dapu Biotech: Constructing the underlying technology of droplet microfluidics to create industrial-level solutions for biopharmaceuticals
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The L'Oréal Corporate Foundation and UNESCO held a grand ceremony for the "World's Outstanding Female Scientists Achievement Award" on June 23 in Paris, France. Hu Hailan, dean of the School of Brain Science and Brain Medicine at Zhejiang University in China, has become the 2022
TOPHER|Conversation with Hu Hailan: Female scientists should not be labeled
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As a fan of Muyu who has been investing heavily in new energy both on and off the market for a long time, while enjoying the results, he can’t help but worry about gains and losses. If the price rises too much, he will worry about when to leave!
Serious discussion: How long can the new energy market continue to be great? Three major points of concern must be paid attention to
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According to news from the financial sector on June 14, the new energy sector has seen a significant correction. As of 13:38, heavyweight CATL (300750) fell 1.53%, and New Energy ETF (516160) fell 2.57%, up 40.24% since April 27. The intention of deploying funds at a low level is
The net inflow of new energy ETF (516160) exceeded 20 million during the session, and CATL (300750) fell by more than 1.5%.
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On June 28, The Paper reporter learned that the first batch of eight CSI Shanghai Environmental Exchange Carbon Neutral ETFs were approved on the same day, including E Fund, China Merchants Fund, GF Fund, Southern Fund, China Universal Fund, Wells Fargo Fund, and Dacheng Fund. ,
The new energy track has added a “newcomer”: the first batch of 8 environmental exchange carbon-neutral ETFs were approved
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Following May 11, Shanghai and Shenzhen transactions once again exceeded the trillion mark, and the transaction volume exceeded 1.08 trillion on May 11, setting a new high in the past three months. It can be seen from the trading volume that the market has continued to strengthen
The sharp rise in the sector has driven new energy-related theme ETFs, including lithium battery ETFs, new energy vehicle ETFs, battery ETFs and many other funds to rise by more than 5%.
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On the last trading day of the third quarter, black futures rose sharply again, and the ETF price increase ranking during the year also changed accordingly. Half a month ago, the coal ETF's increase during the year once exceeded 100%, becoming the first ETF to double during the y
The leader of index funds changed hands during the year. Energy and chemical ETFs rose by 30% in a single month. The surge in thermal coal futures prices dominated the "overtaking" at the end of the quarter.
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Many people have seen the power of volcanoes, but I believe most people have never seen underwater volcanoes, especially the eruption process of underwater volcanoes. I believe many people have some questions, such as how do underwater volcanoes work? Didn't the magma they erupte
Undersea volcano in Antarctica triggers 85,000 earthquakes! Scientists find island shifted by 10 centimeters
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