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n an era of heightened global competition in science and technology and geopolitical tensions, United States leadership in science has been diminishing. The 2025 Nature Index found that in elite science journals, China accounted for 56% of the publica- tions in 2024, whereas the US contributed only 10%. This is in stark contrast to 5 years earlier when the US still topped the ranking—but China’s surge was becoming ap- parent. The rapid change indicates that a remodeling of the US science ecosystem is warranted, including the cre- ation of new paths to earning PhDs in science, technology, engineering, and mathematics (STEM) fields, if the United States is to cultivate a much needed, highly skilled scien- tific workforce. …
摘自《科学》(Science)第391卷 第6787期 · 2026年2月19日,Ian Banks and Prineha Narang。仅引用开头一小段供了解文章,版权归原刊所有,全文请阅读原刊。