75%美研究人员称“正在考虑离开美国”

Group 1 - A survey conducted by "Nature" magazine indicates that 75% of American researchers are considering leaving the U.S. due to increased restrictions on research activities by the Trump administration [1] - Among postdoctoral researchers, approximately 79% are contemplating moving abroad, with Canada and European countries being the most preferred destinations [1] - The Trump administration's policies have led to a significant budget cut of about $3 billion for the National Institutes of Health (NIH), representing a 60% year-over-year decrease [1][2] Group 2 - The U.S. Department of Commerce reported that R&D accounted for 2.3% of the U.S. GDP in 2021, highlighting the importance of public-private collaboration in research [2] - Research funding for universities has been significantly impacted, with institutions like Harvard halting new faculty hires and the University of Pennsylvania reducing graduate student admissions [2] - Strict immigration policies are likely to exacerbate talent outflow, as evidenced by the arrest of a Turkish student and a Russian researcher due to visa issues related to their activities [3]