Sarah Jones
Contributor
A Lack of Clean Water and Sanitation in the Philippines Kills 55 People Every Day
Some 10 percent of Filipinos defecate in open places like rivers, fields, and roadsides, leading to the spread of disease.
Giant Rats Are Helping Doctors in Mozambique Sniff Out Tuberculosis
A Belgian aid organization is training cat-sized African pouched rats to use their keen sense of smell to detect the presence of tuberculosis in human mucus samples.