Date: September 28, 2009 Title: The Connection Between Metal Abundances and the Evolution of Galaxies Podcaster: Duane Lee from Columbia Astronomy Organization: Columbia University Astronomy http://outreach.astro.columbia.edu Description: Metals in astronomy refer to any element heavier than Helium on the periodic table. The abundance of metals with the exception of a few tell us the processing steps needed in the past to create the current abundance patterns we see in gala