In this episode, former astronaut Dr. James Bagian, currently the director of the Department of Veterans Affairs National Center for Patient Safety, talks about being in space and safety issues related to the shuttle. And Max Houck, director of the Forensic Science Initiative at West Virginia University and author of the July Scientific American article "CSI: Reality," talks about court challenges to fingerprint evidence. Plus we'll test your knowledge about some recent science in the news. Websites mentioned on this podcast include www.patientsafety.gov and the Scientific American Digital Archive, www.sciamdigital.com.