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Rats are a very disgusting animal. Many people eat the food they just bought at home before they even open it and taste it. People usually gnash their teeth when talking about this animal. From ancient times to the present, people have used various methods to try to eliminate the
What would happen if all the rats in the world died? Will mankind also suffer catastrophe?
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This year's high temperature weather has left a deep impression on people. Since June, heat waves have occurred in many places in our country. Starting from July 6, a new round of heat waves is sweeping through parts of the northwest, north and south of our country. It is expecte
It’s heating up! Global glaciers are disappearing rapidly, and the Everest glaciers are also melting. The Arctic may be ice-free in 13 years
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Every spring and summer is the time when most young birds learn survival skills such as leaving the nest to fly and foraging for food. Due to rain, strong winds, physical strength and other reasons, many young birds will accidentally fall from the trees when learning to fly. . Wh
Don't pick up the birds on the roadside! Please let them go home on their own
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The spring itself is elastic. After being compressed, the spring will have the tendency to return to its initial state, and therefore has elastic potential energy. We can think of it as the energy stored in the overall system of the spring. So the question is Question: If a compr
Put a compressed spring into strong acid. After the spring dissolves, where does the energy of the spring go?
06/09
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In Thailand, because most vaccinated people have no symptoms or very mild symptoms when infected with the new coronavirus Omicron variant, many people have the option of quarantining at home.
Thai experts explain: How long is enough for COVID-19 patients to be quarantined?
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When it comes to invasive alien species, the first thing that comes to everyone's mind is that they have no natural enemies and reproduce wildly, seriously threatening the local ecological balance. Since the spring of 2022, a large number of invasive alien species have appeared i
A large number of white mud ants appear in Qingdao! A boat catches 200 kilograms a day, and not only are they inedible, but they also eat clams
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As we said before, oracle bones are keel bones and belong to the fossil category. So the first question is, did these fossils appear first and then people carved them on them, or did people find these bones first and carve words on them, and then these bones gradually evolved int
"Quest Files" Unsolved Mysteries of the World - The Black-Headed Man from the East 2
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In modern astronomical theory, the formation of important celestial objects such as double black holes, double neutron stars, and double white dwarfs are the result of the evolution of the shared envelope of binary stars. A few days ago, the research team of Academician Han Zhanw
An Appointment in the Starry Sky | Exploring the evolution of binary stars. Scientists found direct evidence of shared envelope evolution for the first time
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There is a terrifying legend circulating deep in the dense forests of Xishuangbanna, Yunnan. There is a man-eating blanket-like monster in the Lancang River that sucks human blood. It is extremely terrifying. Once encountered, there is no possibility of survival. Is this true?
The "blood-sucking blanket" in the Xishuangbanna River drags animals into the water and eats them. What kind of animal is it?
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Protecting wild animals is everyone’s responsibility. The reporter learned from the Guangdong Coast Guard Bureau on July 7 that recently, law enforcement officers from the Nan'ao Work Station of the Guangdong Shantou Coast Guard Rescued a pangolin, a national first-level wild pro
Meet a "cute" on the road! Coast Guard law enforcement officers warmly rescue pangolins, national first-level protected animals
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Pictured above is Physarum polycephalum, a protist, specifically a slime mold. The term "slime mold" does not refer to a specific single group, but is a broad term referring to several types of eukaryotes that behave similarly. Regardless, they possess intelligence, although it l
Intelligent slime mold
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01. Nostalgia is a spaceship heading to Mars. ——Douyou 02. Since childhood, I have been taking care of the stars of all generations alone. ——Bai Helin's "Loneliness" 03. The stars should laugh, the universe is a remote place anyway. ——Pasternak 04. All my desires and contemplatio
Golden sentence#星星——All my desires and contemplations are the slowly exhaled air currents of this universe.
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Today, an insight into the vision of a once young cosmic artist shows the dust continuum and molecular lines of carbon monoxide and water seen in the pair of SPT0311-58 galaxies. (Image source: ALMA (ESO/NAOJ/NRAO)/S.
Water was discovered in ancient galaxies, which surprised astronomers. What happened?
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Text/Picture Yangcheng Evening News all-media reporter Wen Cong has completed about 700 experimental projects, filling many gaps in my country's scientific research field... Next month, the China Spallation Neutron Source (CSNS) will have been in operation for four years. With th
Filling in many scientific research gaps! The China Spallation Neutron Source will be in operation for four years丨The party flag is flying high at the grassroots level
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In fact, we are not unfamiliar with the term mycotoxins. They generally exist in grains. The detection of mycotoxins can be carried out on-site. When choosing instruments for testing, we must choose brands with good quality.
Introduction to applicable industries of mycotoxin detectors
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How should we choose testing instruments? When choosing together, we should focus on the quality of the product. Speaking of instruments, online residual chlorine analyzers have a wide range of uses. They are not only very accurate in detecting residual chlorine content, but can
Instructions for using online residual chlorine analyzer
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Site Latest News
The Wall Street Journal reported on May 31 that protests triggered by the death of Floyd, an African-American man, during the execution of a white police officer in Minneapolis swept across many cities across the United States, and in some areas the protests turned into riots. Fr
Riots spread to more than 70 cities in the United States. Banks were smashed and Apple stores were robbed. U.S. stocks and Asian markets plummeted.
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In 2050, a news that shocked the world was exposed. The military of a superpower has been using a full-reality simulated combat training machine to train its soldiers. Although the country has been vigorously denying it, its purpose is self-evident to people around the world. The
Novel: The chicken-eating game was moved into virtual reality, attracting Zhou Lei to join the career path.
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Domestic QBS09 type military shotgun (English: Type QBD09 Tactical Shotgun [1] ) is China's first military shotgun developed by the 208th Research Institute of China Ordnance Industry. The gun project was approved in February 2005, and in May 2009, the design was finalized and ma
Domestic QBS09 military shotgun; it is an offensive and defensive weapon for soldiers!
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New "futuristic design" KS7 bullpup shotgun Keltec's new KS7 bullpup shotgun is a derivative of the company's KSG shotgun, but the difference is that it only has a tubular magazine for ammunition. Keltec is known as a company that focuses on innovative firearms. They constantly b
Futuristic weapons! Keltec’s latest bullpup shotgun is smaller and lighter
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In the United States, the development of combat shotguns was at least partly motivated by economic considerations. Two hundred years ago, colonists had a shotgun, which was mainly used to hunt game for food, but it may also be used against Indians or other Enemies, crews on ships
Two hundred years of shotgun culture in the US military and various taboos on its use
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Since its birth in the late 19th century, shotguns were first used as hunting rifles and later for military use. Until now, they have been widely used. Whether in the police, security, anti-terrorism, military and other departments, shotguns are widely used, and modern shotguns h
Inventory of thirteen types of automatic shotguns, all of which are powerful weapons in close combat
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