As the Trump administration cut billions of dollars in federal funding to scientific research, thousands of scientists in the U.S. lost their jobs or grants — and governments and universities around the world spotted an opportunity. The “Canada Leads” program, launched in April, hopes to foster the next generation of innovators by bringing early-career biomedical researchers north of the border.Aix-Marseille University in France started the “Safe Place for Science” program in March — pledging to “welcome” U.S.-based scientists who “may feel threatened or hindered in their research.”Australia’s “Global Talent Attraction Program,” announced in April, promises competitive salaries and relocation packages.“In...