【Today's Cover】
In the Shahu Lake Scenic Area in Pingluo County, Shizuishan City, Ningxia, a large number of migratory birds breed and roost here from March to October every year. The picture shows herons flying over the reeds in the Sand Lake Scenic Area on April 1. Photo by Xinhua News Agency reporter Feng Kaihua
Message stations
Image source: Visual China
Recently, the General Office of the Ministry of Education issued the "Notice on Further Improving the Enrollment of Ordinary Primary and Secondary Schools", which requires a comprehensive clean-up and cancellation of unnecessary certification materials such as preschool education experience, family planning certificates, and certificates beyond the normal age of enrollment. It is strictly forbidden to collect information on the positions and income of students' parents, and it is not allowed to use all kinds of apps and mini programs to collect students' relevant information at will. (Source: Science and Technology Daily)
Image source: Xinhua News Agency
●On April 1, the joint prevention and control mechanism of the State Council held a press conference. Lei Zhenglong, deputy director of the Disease Control Bureau of the National Health Commission, said that from March 1 to 31, the country reported 103965 cases of local infection, affecting 29 provinces, showing the characteristics of many points, wide coverage and frequent occurrence. Among them, the epidemic situation in Jilin Province is still in the development stage, and the epidemic situation in Shanghai is in a rapidly rising stage, and 90% of the newly infected people reported nationwide in recent days come from these two provinces and cities. Wu Zunyou, chief expert in epidemiology at the Chinese Center for Disease Control and Prevention, said that during the Qingming Festival, do not choose to go on an outing across provinces and regions. (Source: Xinhua News Agency)
Pure technology
Image source: Institute of Vertebrate Paleontology and Paleoanthropology, Chinese Academy of Sciences
● On April 1, Science magazine published online important results of mainland researchers on the study of the ancient genome of Xinjiang populations. They successfully obtained and sequenced the genomes of 201 ancient humans in Xinjiang, using ancient DNA technology to reveal the history of genetic evolution and "hybridity" of ancient populations in Xinjiang since 5,000 years, and also proved that Xinjiang has been a place of multicultural exchange and integration in Eurasia since ancient times. The study is the largest paleogenous study in China to date. (Source: Science and Technology Daily)
● On the evening of March 31, Beijing time, the journal Nature Neuroscience published a study online by Chinese scientists on the high-resolution neural connection map of mouse brains in the form of a cover article. This study took the lead in reconstructing the whole brain projection atlas of 6357 single neurons in the prefrontal cortex of mice in the field of international mesoscopic atlas, and established the largest database of mouse single neuron projection atlas in the world. (Source: People's Daily News)
New discoveries
●Recently, the research group of Professor Yuan Junhua and Zhang Rongjing of the University of Science and Technology of China jointly used the three-dimensional tracking technology of bacteria and the dynamic fluorescence observation technology of flagella to discover a new swimming mode of Pseudomonas aeruginosa- wrap mode, and further revealed the physical mechanism of pattern occurrence. (Source: China Science Daily)
Look at the world
Infographic: Nurses vaccinate an 82-year-old man against COVID-19 at the Rocky Health Centre in Dundee, Scotland, UK. Image source: China News Network
●Recently, the official website of the British government released a message reporting the restructuring of 3 new coronavirus variants. They are XE, the reorganization of the Omiqueron BA.1 and BA.2, and the XD and XF, the reorganization of Delta and Omikron BA.1. The data shows that more than 600 cases of XE have been detected in the UK so far. (Source: China News Network)
Infographic: People wearing masks walk the streets of Shibuya, Tokyo, Japan. Photo by Xinhua News Agency reporter Zhang Xiaoyu
● According to the Japan Broadcasting Association (NHK), on the afternoon of April 1, local time, the Japanese government released news that it decided to further relax the new crown epidemic prevention measures, and from April 10, the daily entry limit increased from the current 7,000 to 10,000. (Source: China News Network)
Da
Text: Sun Ying Proofreader: Li Mengyi Design: Yang Kai
● On April 1, the China Meteorological Administration issued the "Atmospheric Environment Meteorological Bulletin (2021)", pointing out that the national atmospheric environment will continue to improve in 2021, and the average number of haze days will continue to decline. Although the meteorological conditions are more favorable than in 2020, the overall atmospheric environment of the mainland is still showing a good trend. (Source: China Weather Network)
Editor: Zhang Shuang
Review: Julie
Final Judgement: Wang Yu