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In an interview with Ars Technica, Jim Free, associate director of the agency's Exploration Systems Development Program, said this week NASA is working toward an August 23 to September 6 launch window for Aretmis 1.
NASA plans to launch Artemis I lunar mission in late August to early September
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The earth's temperature is rising, extreme weather conditions are increasing, green vegetation is decreasing, the ecology has been damaged, and wild animals are facing the risk of extinction.
We are familiar with “environmental protection”, but what is its specific connotation? What should we do about it?
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The impact of the earth's geological conditions on life is obvious. Different geological environments, such as deserts, mountains, forests and oceans, correspond to different organisms.
Scientists establish a new mineral classification system that will help interpret the earth and search for extraterrestrial life
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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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The main symptoms after infection are high fever, accompanied by abdominal pain, severe diarrhea, headache, rose spots on the body, etc. It is often called "typhoid fever". In a new study published in "The Lancet Microbe" on June 21, 2022, an international research team led by th
The Lancet: Another pathogenic bacteria joins the ranks of drug-resistant bacteria
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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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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
05/16
1552
As a scientific researcher, Wu Jianhua has been talking a lot recently. Rumor has it that the Chinese Academy of Sciences' neutrino laboratory 700 meters underground in Kaiping, Jiangmen, Guangdong, injected 20,000 tons of water on June 27. After that, people could no longer see
The deepest secret in Guangdong, 700 meters underground
05/16
1712
Do you know why mosquitoes prefer to bite you instead of others? First, the mosquitoes that bite you are usually female mosquitoes because they need to absorb nutrients to lay their eggs. Secondly, mosquitoes rely on smell and temperature to find prey, and can keenly sense the su
Popular science knowledge: Do you know why mosquitoes don’t bite others but prefer to bite you?
05/16
1924
The crane stretches its neck and legs in flight, with a graceful and smooth posture. Cranes are excellent high-altitude fliers. Gray cranes (pictured) fly at altitudes of more than 9,000 meters as they migrate across the Himalayas - equivalent to the altitude of a jetliner. Crane
Red-crowned cranes, whooping cranes and other cranes are slowly becoming endangered wild animals...
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According to a recent report by Germany's "Bild", Nielsen said in an interview with the media that he was very uncomfortable with China's space program, especially the signing of a memorandum of understanding with Russia "on cooperation in the establishment of an international lu
Does China want to occupy the moon? Nelson's heart is as ugly as his appearance
05/18
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Recently, a latest research jointly conducted by Chinese and foreign scientists successfully achieved direct imaging of the protostellar disk at the center of the Milky Way, "seeing" the "cradle of stars" at the center of the Milky Way for the first time. According to Chinese res
Dianjing Technology|Humanity “sees” the protostellar disk for the first time
05/18
1052
In recent years, our country has raised the concept of environmental protection to an unprecedented new level. The vast majority of Chinese people no longer miss the days when wild animals were regarded as food. Everyone naturally regards living creatures as neighbors and even fr
In order to protect the cubs, female bears in the wild have learned to seek help from humans and deal with violent males in estrus.
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Xinhua News Agency, Xining, July 3 (Reporter Li Ning, Geng Huihuang) Brown bears passing through the forest, graceful snow leopards, playful and cute desert cats... In recent years, as the ecological environment continues to improve and the ability to capture the traces of living
Please note! There are brown bears and snow leopards here
05/18
1157
Recently, scientists discovered that two previously dead stars collided and combined to create a new star that burns hundreds of times as brightly as the sun and is covered in carbon and oxygen, the ash byproducts of helium fusion. Like fiery phoenixes, some stars may explode in
Two Death Stars collide and combine to create a new star
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1021
In 1938, a fishing boat was fishing near the Comoros Islands near Madagascar and caught a very strange-looking fish.
A "fish" with four limbs was found in the deep sea, weighing up to 100 kilograms and with purple scales. What exactly is it?
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It’s the hottest season of the year. Every time summer comes in June and July, everyone is particularly confused about what to wear. They always feel that their temperament is not outstanding and they are also a little confused about what to wear. So if you want to wear it this y
How to wear a skirt this summer? Street photography will tell you the answer: the style should be wide enough and the color should be simple enough.
05/18
1000
On the eve of National Day, Haidilao went public in Hong Kong, and its market value once exceeded HK$100 billion. It can be said to be the flagship brand in China’s catering industry! All kinds of jokes between Haidilao and diners are always flying on the Internet, making you dum
A restaurant more "abnormal" than Haidilao, easily earning 120 million yuan a year
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At the same time, according to TASS News Agency, the wide-body passenger aircraft CR929 jointly developed by my country and Russia has regenerated variables. On June 29, Russian Deputy Prime Minister Yuri Borisov said at the "Future Engineers" forum: Joint development with China
There are variables in the development of CR929, and there are differences in its de-European and Americanization. Why is China-Russia cooperation so ineffective?
05/18
1996
Due to the importance of the matter, when conferring titles in Beijing and other major military regions, relevant rules and regulations will be announced in advance to avoid accidents during the conferring ceremony. There are also specific regulations on the appearance of cadres.
When he was awarded the title of Lieutenant Colonel in 1955, he refused to shave his beard. Chairman Mao gave special approval: Since it is him, make an exception.
05/18
1830
David He's "Liyuan Chun" The first major drama to be aired this year is the new Henan Opera modern drama "China Red" starring Li Jinzhi, the new director of the Henan Provincial Yu Opera Troupe No. 1. [Plot Summary] The heroine Wang Mudan (played by Li Jinzhi) was born in Beimang
Review of the new Henan opera modern drama "China Red" starring Li Jinzhi
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In 1988, 32-year-old Zhang Fengyi married 28-year-old Lu Liping, and gave birth to their precious son Zhang Boyu within five months of their marriage. On the surface, the marriage between the two was caused by drama, but in fact, it was not as simple as people imagined.
When I look at Zhang Fengyi again 8 years later, I realize that he would rather bear the infamy than attend his son’s wedding.
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