maternal health

Gene J. Puskar / AP

Norfolk Southern wants to raise several rail bridges so it can run taller, double-stack trains from the North Side through Downtown and eastern suburbs, similar to those already chugging through the South Side. The rail company says that area is too congested and prone to landslides.

Sarah Boden / 90.5 WESA

University of Pittsburgh researchers have found that previous exposure to Dengue Fever lowers the risk of infection from the Zika virus, which may have implications for maternal health.