Water that comes straight from natural sources, dubbed “raw water,” is gaining popularity. Raw water advocates reject public ...

First, physician John Snow traced a deadly cholera outbreak to contaminated water from London's Broad Street pump. Second, Louis Pasteur advanced the germ theory of disease, which postulated that ...

Two major developments in the mid-1800s showed why impure water is dangerous. First, physician John Snow traced a deadly cholera outbreak to contaminated water from London's Broad Street pump. Second, ...

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Many people gathered to see the unusual event of snow glistening in the August sun. Upon awakening, John and his wife rushed to the site ... Rome to ask Our Lady for an end to an epidemic of cholera.

While cholera may have been killing people as far back as 400 B.C., it didn't start affecting the Americas until the second cholera pandemic began in 1829. Numerous other cholera pandemics ...

Walking outside in cold weather, your feet make an unmistakably familiar sound; the crunch of snow underfoot. This is a sound ...