Dossier
postdoctoral researchers
Coverage of postdoctoral researchers in the Nexus archive.
- Visa time limits on foreign Ph.D. students and postdocs will harm U.S. science, experts warn
The Trump administration plans to limit international Ph.D. students and postdocs to four years on nonimmigrant visas, requiring extensions for longer stays. The Department of Homeland Security announced this policy change in mid-July, sparking concerns about the U.S. losing talented scientists and harming scientific progress.