Brexit uncertainties threaten brain drain for UK science

Like many foreign scientists in Britain, Joanna Bagniewska was devastated when Britons voted to leave the European Union. The biology lecturer, a Polish migrant who found Britain a welcoming place to build her academic career over a decade, is suddenly seeing her job security and research prospects up in the air."I'm worried that after my current contract finishes, one of the prerequisites could be a permanent residence card," she said. "I'd like to apply for EU grant money, but how much longer