Podcast: Patent trolls, the earthquake-volcano link, and obesity in China

Online News Editor Catherine Matacic shares stories on howearthquakes may trigger volcanic eruptions, growing obesity in China’s children, and turning salty watersweet on the cheap. Lauren Cohen joins host Sarah Crespi to discuss the rise of patenttrolls in the United States and a proposal for cutting back ontheir sizable profits.   [Image: © Alberto Garcia/Corbis] Learn more about your ad choices. Visit megaphone.fm/adchoices