【Today's Cover】
On the 24th, the paradise town of Yuexi County, Anqing City, Anhui Province, was surrounded by clouds and mist, like a fairyland. Image source: Visual China
Message stations
Source: Xinhua News Agency
● On the 24th, Wu Yanhua, deputy director of the China National Space Administration, said that the fourth phase of the lunar exploration project officially started the development of the project this year, and China Aerospace will adhere to the forefront of the world's aerospace development and the major strategic needs of the national space, successively launch the Chang'e-6, Chang'e-7, and Chang'e-8 probes, and carry out mission-critical technology research and the construction of international lunar scientific research stations. Among them, Chang'e 6 plans to sample the far side of the moon and is demonstrating the construction of a constellation of communication and navigation satellites around the moon. (Source: Xinhua News Agency)
New discoveries
Brown dwarf art diagram. Image source: scienceabc
Recently, using the 7th batch of low-resolution spectral data (LAMOST DR7) released by the Guo Shoujing Telescope, Dr. Wang Youfen of the National Astronomical Observatory of the Chinese Academy of Sciences and researcher Luo Ali and others found 734 extremely cold dwarf stars, which are candidates for brown dwarfs. The research results were published in Astronomy and Astrophysics. (Source: China Science Network)
Image source: Visual China
Recently, a team of researchers at the National University of Ireland's Galway found that smaller scorpions with smaller claws are more toxic than large scorpions that wield strong large claws. The researchers analyzed 36 species of scorpions, and the smallest scorpions in the study, such as the Brazilian yellow scorpion, were more than 100 times more toxic than the largest scorpions in the study, such as the rock scorpion. (Source: China Science Network)
Pure technology
Image source: Visual China
Recently, a scientific research team at the National University of Columbia at Medellin has developed a new type of acid nanocapsule with a customized glue breaking temperature that can be used to control the release of acid to dissolve fine particles. The results were published online On April 23 in the American Chemical Society's Energy and Fuels. (Source: China Science Network)
Source: Shenyang Institute of Automation, Chinese Academy of Sciences
●Recently, the Shenyang Institute of Automation of the Chinese Academy of Sciences has made new progress in the field of robot automation aviation blade grinding and polishing processing, proposed a nonlinear material removal depth theoretical model, and realized the point-by-point precision material removal control strategy in the process of robot automated aerial blade grinding and polishing processing. The research has been published in the Journal of Manufacturing Processes. (Source: Shenyang Institute of Automation, Chinese Academy of Sciences)
Look at the world
Source: Xinhua News Agency
● WHO announced on the 23rd that the health department of the Democratic Republic of the Congo (DRC) announced the detection of a case of Ebola in the country's Equateur Province city of Mbandaka, which is a new round of Ebola outbreak in the country. The WHO said this was the third Ebola outbreak in the province since 2018 and the 14th Ebola outbreak the country had experienced. (Source: The Paper)
SpaceX manned Dragon spacecraft (infographic). Image source: Business Insider
● On the 24th local time, space exploration technology company (SpaceX) released news on the website that the "Dragon" spacecraft and the 4 "space tourists" on board were scheduled to return on the 19th, and due to the adverse weather conditions off the coast of Florida, they will stay on the International Space Station for several days. The four visitors will leave the INTERNATIONAL Space Station no earlier than 8:50 p.m. ET on April 24. (Source: CCTV News)
Da
Observer Network video screenshot
● On April 24, the day of China Space Day, the lunar exploration project released the world's first lunar soil digital collection, which originated from the real lunar soil collected by Chang'e 5 in 2020, and was made by technicians using microscopes about 250 times to extract local scans to generate digital images. (Source: Observer Network)
Editor: Wang Yu
Review: Yue Liang
Final Judge: He Yi