In this podcast, engineer Bruce Carmichael from the National Center for Atmospheric Research describes how new weather forecasting technology could make flights over oceans safer. Podcast produced by David Levin. NOVA is produced by WGBH in Boston. Funding for NOVA is provided by ExxonMobil, David H. Koch, the Howard Hughes Medical Institute, the Corporation for Public Broadcasting, and public television viewers. To learn more about aviation safety, go to pbs.org/nova/space