For more than two months, the city of Wuhan, China, was sealed off from the outside world. Flights in and out were canceled. Train and bus routes were suspended. Highway entrances were blocked.

The Nature Index showed that Beijing has remained the world's top science city since 2016. Meanwhile, Chinese cities, ...

2, 2024 shows the skyline of the central business district (CBD) at dusk in Beijing. [Photo/Xinhua] Half of the top 20 science cities are now in China, according to the ... provincial capitals such as ...