Work testing for COVID-19 in the sewers beneath New Haven has its origins in the very infancy of epidemiology, going back to 1850s London. Researchers from Yale have found that by testing solid waste ...
A 19th century doctor was able to pinpoint which homes were affected by contaminated water, and link that to cholera deaths in the area. The following is an excerpt from Mapmatics: A Mathematician’s ...
In 1854, a cholera outbreak in London caused hundreds of deaths within a short period. Physician John Snow investigated the spread of the disease and traced it to a contaminated water pump on Broad ...