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

Online News Editor Catherine Matacic shares stories on how

earthquakes may trigger volcanic eruptions,
growing obesity in China’s children, and turning salty water
sweet on the cheap.
 
Lauren Cohen joins host Sarah Crespi to discuss the rise of patent
trolls in the United States and a proposal for cutting back on
their sizable profits.  
 
[Image: © Alberto Garcia/Corbis]

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