Data from the Nature Index suggest China-based authors are increasingly publishing without international colleagues.
When China overtook the United States in the Nature Index for contributions to natural-sciences research articles last year, it marked a watershed moment for the database and for Chinese science. Since the index was launched in 2014, China’s ‘Share’ — a Nature Index metric that takes into account the percentage of authors from a particular location on each paper — has been rising. In 2022, for the first time, China led the world, with a Share of 19,373, an increase of more than 21% from the previous year, well ahead of the US Share of 17,610. Read more in Nature Index.