Can the most modern of technologies help solve the health woes in the poorest countries in the world? Some biomedical engineers say yes. They are designing diagnostic laboratories that fit on something as small as a credit card, and give results in minutes instead of hours or days.
These devices are sometimes referred to as a "lab on a chip." To use them, all you need to do is obtain a drop of someone's blood.
Yemen's injured president, Ali Abdullah Saleh, has just been released from a Saudi hospital. NPR's Kelly McEvers, who is in the Yemen capital Sanaa, tells guest host David Greene about her travels across that country and the one thing Yemenis seem to agree on: Saleh must go.
Norfolk, Va., is in mourning Sunday, following the helicopter crash in Afghanistan that killed 30 U.S. troops — including almost two dozen Navy SEALs. Norfolk is home to many SEALs and their families. Guest host David Greene speaks with NPR's Daniel Zwerdling, who says this is a city that keeps grief close to the vest.
Parts of East Africa are suffering through the worst drought in 50 years. More than 10 million people in the area are in dire need of humanitarian aid. About 29,000 children under age 5 have died in the last three months. Somali refugees continue to flee to the Kenyan border, making the town of Dadaab host to the largest refugee camp in the world. Guest host David Greene speaks with Abdirahman Yabarow of Voice of America and Stephanie Savariaud of the United Nations World Food Program, who's working with the nearly half-million refugees in Dadaab.