Doctors once had some weird ideas about the spread of disease. A century and a half ago, most physicians thought cholera was spread by "miasma.'' That is, they believed that foul air emanating from ...

Click here for the original audio. The cholera epidemic of 1854 quickly killed more than 600 people in a neighborhood of London. Officials incorrectly assumed it spread through smelly air until one ...

Plan Showing the Ascertained Deaths from Cholera in Part of the Parishes of St. James, Westminster and St. Anne, Soho, during the summer and autumn of 1854.; The plan is from a report on the cholera ...

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 ...

It may contain inaccuracies due to the limitations of machine translation. To commemorate John Snow's achievements, the pump from which he removed the handle still stands on Broad Street. The building ...