美国
Why Americans don't want kids
For the majority of childless adults in the U.S., the reason for not having kids is bluntly simple: "I just don't want to". According to a new survey by Pew Research Center, 56 percent of...
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新兴技术
The Delivery Revolution: Are people ready to embrace drones and robots?
It may still sound like something from science fiction to those living outside of the world's largest and economically advanced cities, but delivery robots and drones have been operating ...
气候变化
The price of solar power has fallen by over 80% since 2010. Here's why
The world is still a long way from producing all of its required electricity via renewable sources, but figures covered by Our World in Data reveal that at least when it comes to cost, th...
移民
国际影响力最强和最弱的护照
有些护照会给持有者带来比其他护照更大的自由。2021年，日本与新加坡被亨利护照指数（Henley Passport Index）评为世界上拥有最强大护照的国家。持有这些护照的人可以进入192个国家，而无需事先申请并领取签证。韩国（图中未显示）与德国紧随其后，可免签进入190个国家。
航空和旅游
These are the world's most and least powerful passports
Some passports afford their bearers more freedom than others. In 2021, Japan and Singapore were named the countries with the world's most powerful passports by the Henley Passport Index. ...
可持续发展目标4：优质教育
世界各地公立学校教师的工作时间
经合组织最新版的《教育概览》报告对该组织所有成员国的教育系统进行了深入了解。该研究的一个有趣的地方是教师实际花在课堂上的时间。平均而言，经合组织国家的教师每年必须在公共学校机构中授课865小时（小学和中学授课时间的平均值），尽管各国之间教师的教学时间有很大差异。
可持续发展目标4：优质教育
This is how many hours teachers work in public schools around the world
The OECD's latest edition of its "Education at a Glance" report provides an insight into education systems on all of the organization's member states. One interesting aspect of the resear...
气候变化
这些都是最有可能灭绝的物种
鉴于人们以牺牲森林为代价扩大农业用地，海洋资源因过度捕捞而减少，塑料堵塞珊瑚礁，植物和动物物种的缩减似乎也在意料之中。联合国生物多样性和生态系统服务政府间科学政策平台（IPBES）最近对地球的状况做了一次最全面的检查，发现人类活动正在对环境产生破坏性影响。人类对食物和能源的永不满足的欲求是主要原因，这导致了自然界以前所未有的速度衰退。
欧洲联盟
欧洲哪些国家的住房最为拥挤？
根据欧盟统计局的最新统计，黑山共和国有63%的家庭住房过于拥挤。据其定义，如果一个家庭的住房不满足以下条件，则可视为过度拥挤：一个家庭一间房、每对夫妻一间房、每位18岁以上单身人士一间房以及每两个未成年一间。另一方面，塞浦路斯仅有2.2%的家庭住房属于这一类别，远远低于欧盟17.1%的平均水平。
美国
How 9/11 is still having a fatal impact on New York's firefighters
In July 2019, officials in New York reported that 200 firefighters had died from illnesses related to the terrorist attacks on September 11, 2001. Richard Driscoll was named as the 200th ...
生物多样性
These are the species most at risk of going extinct
Given that agricultural land is expanding at the expense of forests, marine stocks are being decimated by overfishing and coral reefs are getting clogged by plastic, it comes as no real s...
欧洲联盟
Which countries in Europe have the most overcrowded housing?
According to the latest Eurostat statistics, 63 percent of households in Montenegro are overcrowded. According to the source's definition, a household is considered overcrowded if it does...
信息及娱乐的未来
Here are the most successful Paralympic nations
With the Summer Olympics having drawn to a close on 8 August, the next major multi-discipline international sporting event is due to get started - the Paralympics. Meaning the 'parallel o...
欧洲联盟
This is the average age young Europeans leave the parental home
Figures from Eurostat have revealed the average age at which young people leave their parent's house in Europe. At the top of the list is Montenegro where the nest is generally flown at t...
物联网
This is how many websites there are
30 years ago, on 6 August 1991, British physicist Tim Berners-Lee at CERN in Switzerland published the first ever website, the WorldWideWeb (W3). Fittingly, the site was about the World W...