Cool Science Radio - May 15, 2014

Lynn and John spend the first half of the show with Brian Mcinerney, hydrologist for the National Weather Service, who talks about the upcoming water year.  In the second half, Zheng Zheng, an assistant professor of Physics and astronomy at the University of Utah, whose team discovered a "hypervelocity star" that may provide clues about the supermassive black hole at the center of our Milky Way.