PRI: Global Health and Development

South Africa's military is now allowing HIV positive soldiers to be promoted and to serve in foreign deployments. In the U.S., those already in the military who test positive can continue to serve. From PRI's 'The World.'

South Africa has the largest number of HIV-infected people on the planet, but in a widely welcomed speech to mark World Aids Day, South Africa's president, Jacob Zuma, pledged aggressive new steps to combat the disease. From PRI's The World.

Most women should start regular breast cancer screening at age 50, not 40, according to new U.S. guidelines. In other parts of the world, opportunities for screening and early detection are variable and usually sparse. From PRI's The World.

Most women should start regular breast cancer screening at age 50, not 40, according to new U.S. guidelines. In other parts of the world, opportunities for screening and early detection are variable and usually sparse. From PRI's The World.

The practice of force-feeding young girls in Mauritania, a West African country where big is considered more beautiful. A report from PRI's The World.

The government in Venezuela has sealed off part of the country to stop swine flu from devastating the Yanomami Indians in the Amazon. Seven members of the tribe have been killed and a thousand are believed to have caught the flu. From PRI's The World.

The government in Venezuela has sealed off part of the country to stop swine flu from devastating the Yanomami Indians in the Amazon. Seven members of the tribe have been killed and a thousand are believed to have caught the flu. From PRI's The World.

Environmental engineer Anu Ramaswami trains other engineers to consider the social and cultural aspects of their work. She explains why, in the developing world, technological fixes often fail to deliver on their promise.

Environmental engineer Anu Ramaswami trains other engineers to consider the social and cultural aspects of their work. She explains why, in the developing world, technological fixes often fail to deliver on their promise.

Badakhshan in northeast Afghanistan is now ranked second worst in the world when it comes to maternal mortality. NGOs have begun to put in place some measures that will have an effect in reducing the maternal mortality ratio there. From PRI's The World.

A quarter of the population in Lima, Peru, lacks basic water services, but some of the city's residents are using a simple innovation to collect clean water: fog nets that harvest water from the mist that often shrouds the city. From PRI's The World.

A quarter of the population in Lima, Peru, lacks basic water services, but some of the city's residents are using a simple innovation to collect clean water: fog nets that harvest water from the mist that often shrouds the city. From PRI's The World.

The United Nations reports that this year, the number of people going hungry will top 1 billion for the first time. But their report also suggests a solution: empowering women by improving their education and earning potential. From The Takeaway.

The United Nations reports that this year, the number of people going hungry will top 1 billion for the first time. But their report also suggests a solution: empowering women by improving their education and earning potential. From The Takeaway.

Some of the countries most at risk from climate change are low-lying nations. And chief among them is the South Asian country of Bangladesh. Bangladesh is experimenting with floods to prevent floods. Daniel Grossman has our story on PRI's The World.