Yellow fever appeared in the U.S. in the late 17th century. The deadly virus continued to strike cities, mostly eastern seaports and Gulf Coast cities, for the next two hundred years, killing ...

Philadelphia's yellow fever epidemic of 1793 was the largest in the history of the United States, claiming the lives of nearly 4000 people. In late summer, as the number of deaths began to climb ...

Asked how she was fairing during the shelter in place, Stanford University historian Kathryn Olivarius reflected on being a researcher studying early American epidemics during the COVID-19 crisis.