News last week (10.14-10.20)
bilingual news for you.
Blue light from electronic screens can damage brain cells and the retina
A study published in the journal aging and the mechanism of disease found that flies exposed to blue light every day suffered damage to their cells and retinas, as well as motor sills. Humans can minimize the harmful effects of blue light by wearing blue-filtered glasses. (xinhua)
Air pllution is linked to the risk of miscarriage in early pregnancy
In a paper recently published online by Nature Sustainability, a team of researchers in Beiing, China, examined clinical data of more than 250,000 pregnant women in Beijing over a nine-year period, combined with analysis of air quality data, and found that exposure to air pollution was associated with an increased risk of miscarriage in early pregnancy.
After controlling for potential confounders such as age, occupation and ambient air temperature, the analysis showed that PM2.5, sulfur dioxide, ozone and carbon monoxide were all risk factors for miscarriage in early pregnancy. (academic background)
The frst appointment ceremony of chief designer of manned space engineering and chief expert of space science
Chinese academy of engineering Zhou Jianping was hired as chief designer of China's manned space engineering of Chinese academy of sciences. Wang Zhonggui, Yang liwei, Chen shanguang, Zhou Yanfei, Liu Jin, Deng yibing, Tang Yihua, Zhang Bainan was hired as the deputy chief designers of China's manned space engineering. (China science news)
我国第 36 次南极科考启动
China's 36th Antarctic scientifc expedition has been launched
我国首艘自主建造的极地科学考察破冰船“雪龙2” 号 10 月 15 日下午 4 时 16 分许搭载中国第 36 次南极科学考察队从深圳启航，考察队由来自 105 家单位的 413 人组成。（澎湃新闻，新华社）
China's frst self-built icebreaker for polar research, xuelong 2, set sail from shenzhen at 4:16 PM on October 15, carrying China's 36th Antartic scientifc expedition. (thepaper.cn, xinhua)
Genesis space completes angel round of fnancing
Genesis announced that it has completed the angel plus round, raising a total of 50 million RMB. The genesis space team has been researching and commercializing space resources since 2017, and is the frst commercial company in China dedicated to the exploration and utilization of space resources. (hunting cloud net)
The merkel government alowed huawei to provide5g products to Germany
On October 14, the German newspaper Handelsblatt reported that it had obtained the latest draft of telecom network security from the German telecom regulator, the federal network administration. German chancellor Angela merkel allowed huawei to participate in the country's 5G network construction.
The federal cyber administration is expected to release the latest draft in the coming days, the report said. The rules will come into force late this year or early next year after discussions with businesses and asociations. (Observer)
The cherry in Wuhan University blossoms in October
In recent years, there have been sporadic chery blossoms in autumn, but clusters like this time are relatively rare. What is the cause of this?Wu wei, teacher of school of life science in Wuhan university introduced: in fact, it is common for plants to flower against the season. Once the appropriate environmental factors induced flower primal differentiation, plus water and nutrient conditions are appropriate, it is easy that flowers blossom against the season. Light plays a very important role in the flowering of plants, and the length of light in spring and autumn is sometimes very similar, leading to the misjudgment of plants. (jiangsu news broadcast)
Quantum wave speed reading
Quantum wave speed reading has suddenly gone viral thanks to a rhythmic video. The institute claims that anyone who has mastered the quantum wave speed reading method can read a book of about 10,000 words in 10 minutes and repeat more than 80 percent of the content accurately. What's more, a reader can read and understand a book simply by fipping through it over and over again. Despite the publicity stunt of "quantum wave speed reading", it is not difficult to see through the absurdity and falsehood of "quantum wave speed reading"， which violates science and contradicts common sense. (cnr.cn)
What to do about a gas cylinder fire
If the valve of the liquefied gas cylinder is in good condition, the first choice is to close the valve. Once the valve closed, the fire will be put out. The "put out the fire first, then close the valve, or it will backfire and cause an explosion" situation will not happen actually.
If the liuefed gas cylinder is burmed hoiontally on the ground, the cylinder is easy to be heated by the flame. After reaching a certain temperature, the liquefted gas in the cylinder will be heated and expanded, and the cylinder body is easy to be physically exploded. (weibo @fre China)