The first report in The World's award winning series, The Global Race for Stem Cell Therapies. Our series is one of 13 winners of the 2006 Alfred I. duPont-Columbia University Awards for Television and Radio News. In today's report, The World's Clark Boyd delivers a primer on stem cell science and ethics, and explores the situation in the United States. The World's Technology Podcast is sponsored by Ipswitch Incorporated, the leader in messaging, network management, and data management software for small and medium sized businesses around the globe. Visit www.ipswitch.com to download full-function trial versions.