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Linda Wertheimer talks to Professor Andrew Graettinger of the University of Alabama about what can be to strengthen buildings and save lives when tornadoes strike. He was part of a study that looked at the structural impact of the 2011 tornadoes that ripped through Joplin, Mo., and Tuscaloosa, Ala.

Arpaio lost a civil suit last week but is expected to dodge an effort to recall him. Although the politics of immigration are changing in Arizona, the growth of the Hispanic population has not yet translated into a political force that can dislodge him.

The U.S. Supreme Court ruled this week that the mere act of isolating a DNA sequence does not make human genes patentable. Mary-Claire King, who helped discover the breast cancer gene at the center of the court dispute, discusses the ruling and its implications for genetics.

NPR and the Center for Investigative Reporting are documenting just how vivid the typical person's digital picture has become — and how easy it can be for others to see it.

Urban farmers are eyeing rooftops that are already green as potential sites to grow food. But there are big obstacles to rooftop farming — from permitting to transporting water and soil to the top of a building.

Claims for and against the pipeline are overblown. It won't make much of a difference on climate change, and it likely won't help the U.S. become energy independent.

Moscow is pouring in billions in an effort to make Crimea a showcase of development. But Crimea has a deeply entrenched reputation for organized crime, which already taints some of its new leaders.

Federal law seeks to keep sexual assault victims from paying for forensic exams, but in some states they may have to cover tests and treatment for pregnancy or sexually transmitted infections.

The world is tantalizingly close to wiping out Guinea worm, a 3-foot-long parasite that emerges from a blister in the skin. Only 17 cases have occurred so far this year. Next year there could be zero.

Benzodiazepines like Xanax and Valium are among the most widely prescribed drugs in the U.S. Patients and addicts often mix them with prescription painkillers — sometimes to deadly effect.