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A perpetual motion machine is an ideal machine that can work without any fuel. It does not require external energy input, or it only needs an initial energy. The perpetual motion machine can continue to do work forever without stopping.
Since there is no perpetual motion machine in the world, where does the power for the earth's rapid rotation come from?
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"Nature is infinite, and human civilization and creation are also infinite." Do you really understand the various plants around you?
15 must-see documentaries for florists
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Last April, a photo went viral on social networks in India. In the northeast of a small town in northern India, people saw the legendary Himalayas from the city for the first time in 30 years. In the past, it was blocked by a thick layer of air pollutants. It wasn't until 2020, w
The Years in which the Earth Changed—What happened to the Earth on which humans live?
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[Source: Shandong Provincial Department of Natural Resources_Government News] In order to comprehensively popularize knowledge about seafood nutrition, health and food safety, and improve teachers and students’ scientific understanding of the quality of marine life, the Provincia
Provincial Institute of Marine Resources and Environmental Protection launches marine science popularization activities on campus
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"Xiyan Teahouse" Issue 366. Wild plants are common in Anding areas. Perennial herb, 5 to 30 cm tall, with stems branching from the base, and some with remaining petioles at the base.
Zhang Lan/Common wild plants in Anding District (31) "Xiyan Teahouse" Issue 566
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In a recent interview with German media, NASA Administrator Bill Nelson said freely that China may "take over" the moon as one of its military plans. China has stolen other countries' ideas and technologies, and the Chinese space station has learned how to destroy other people's
The United States claims that China will "take over" the moon, denounces Huawei and Russia's propaganda, American experts: Only by sowing discord can we defeat China and Russia
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Because I like flowers, I appreciate flowers. A kind of flower, when in full bloom, is as brilliant as fireworks, that is the flower of the fireworks tree. Fireworks tree, also known as Xingshuo Mountain Jasmine, is a small shrub of the genus Verbenaceae. It is native to the trop
Fireworks Tree, also known as Xingshuo Mountain Jasmine, its flowers are as bright and vibrant as fireworks when they are in full bloom.
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Professors Li Hui and Xu Xiang from the School of Civil Engineering of Harbin Institute of Technology have achieved important research results in the field of ceramic airgel insulation. The paper was published on the evening of June 29, Beijing time, as "Semi-crystalline ceramic
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I saw in the news this morning that a giant rare earth deposit was discovered in Turkey, containing approximately 694 million tons of rare earths, which is enough for human use for 1,000 years. After mining and processing, it can bring billions of dollars in revenue to Turkey. My
A giant rare earth mine was discovered in Türkiye, with reserves 15 times that of our country. Could it be mined without us?
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A lioness was attacked by dozens of hyenas. She didn't even have a chance to fight back, and she almost had her anus dug out. In the end, she had to climb a tree to save her life. On this day, a group of hyenas smelled the stench of carrion and found the body of a hippopotamus. W
A lioness was attacked by dozens of hyenas and almost had her anus dug out. She had to climb a tree to save her life. The scene was so funny.
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Author | Chen Zhihan Source | Science and Technology Publicity Cultural Resource Library As the saying goes, "mentality determines age," and more and more studies have proven that this statement is true. The younger you feel, the faster you will recover from your illness. Recentl
Stop saying you are old! The younger you feel, the healthier you are, study says
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According to a report by U.S. News on July 4, new research shows that in the first year of the COVID-19 outbreak, the mortality rate of pregnant women or women who had just given birth increased sharply in the United States.
"World Talk" research: U.S. maternal mortality increased sharply in the first year of the epidemic, with blacks and Latinos experiencing even greater increases
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The topic "Zhong Xue Gao does not melt when left at room temperature of 31 degrees Celsius for one hour" has been a hot search topic recently. Netizens doubted that it contains too many additives and dare not eat it. On July 4, a Beijing News reporter purchased 4 ice cream and ic
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Bill Nelson, Administrator of the National Aeronautics and Space Administration (NASA), wrote an article in the German newspaper Bild on July 2 with a shocking title - "NASA Boss Sounds the Alarm: The Chinese Want to Occupy the Moon", Bill Nelson declared in the article that "a n
Why did NASA Administrator Bill Nelson tell the media that "the Chinese want to occupy the moon"?
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Looking at the black bear rushing out in front of him, the old man's heart skipped a beat. Why was the black bear charging towards him? I saw a swarm of bees following behind the black bear. Upon seeing this, the old man immediately jumped into the pool next to him, and the black
An old man in Jilin rescued an injured Siberian tiger. When he went up the mountain the next day, he was attacked by a black bear. The tiger risked his life to save him.
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Recently, Hong Kong Weijian Pharmaceutical Group (hereinafter referred to as "Weijian Pharmaceutical") has donated 7 million yen for the second phase of the project to the Affiliated Hospital of the University of Tokyo School of Medicine. So far, Weijian Medicine has donated a to
Leading the way with innovation and fully promoting Weijian Pharmaceutical’s donation to the regenerative medicine/cell therapy project of Dongda Hospital
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Site Latest News
Recently, international crude oil futures prices have fluctuated downwards, and the trend of domestic refined oil prices deserves attention. On June 24, Wang Shan, a refined oil analyst at Jinlianchuang, said in an interview with a reporter from "Daily Economic News" that the sec
Can the bike be thrown away? Domestic oil prices may fall for the second time this year next week! Analyst: The price per ton is expected to drop by more than 300 yuan
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Comprehensive reports, recently, US President Biden criticized oil companies in a letter, accusing them of excessively high profit margins while ordinary people are suffering. In response, the two oil giants said that the Biden administration should take more measures to solve th
Biden and oil companies blame each other over continued rise in oil prices
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China Quality News Network (Yu Chang) In accordance with the domestic refined oil price adjustment rules, a new round of refined oil retail price adjustment window will be opened again at 24:00 on June 14. According to data from Zhuochuang, a commodity information agency, as of t
The oil price adjustment window opens tonight, and the era of "10 yuan" refueling may be coming
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Taking stock of the top ten classic domestic sitcoms, let’s review those excellent domestic sitcoms from the past, full of childhood memories. NO.1 "Wulin Gaiden" (2006) "Wulin Gaiden" Needless to say, everyone should know that this is one of the ceilings of domestic plot comedie
Top ten classic domestic sitcoms, each one is very funny. Have you seen any of them?
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The production cost of "Operation Red Sea" in 2018 exceeded 500 million. The director Lin Chaoxian and the starring actors Zhang Yi, Huang Jingyu, Hai Qing, Du Jiang, etc. were not considered box-office stars. This kind of restricted blockbuster was previously considered not suit
"Emergency Rescue" lost 530 million. After 2 years, Peng Yuyan has brought a fierce new film
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Yuan Bingyan's company was fined 97W for tax evasion. This matter was reported above. Although it was the behavior of the company, it was 100% controlled by her. In fact, it was her personal matter. This amount is not much compared to other artists, but it is illegal regardless.
Another famous actress fined for tax evasion
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