Our DNA suffers damage all the time-from cosmic rays, exposure to chemicals, simple wear & tear-and is constantly being repaired. But when something goes wrong in the repair process, says WSU microbiologist Cynthia Haseltine, "bad things happen." Among the worst of those bad things is lymphoma, a cancer of white blood cells.In this series of four brief video clips produced by Adam Ratliff and Cherie Winner for Washington State Magazine Online, Haseltine describes how she's working to understand the process of DNA repair and the causes of lymphoma, with the help of a microbe that has an unusual lifestyle and an uncanny resemblance to Homo sapiens.Part 1 - Not Just Any Bug: Archaea are everywhere, yet until a few years ago we didn't know how special they are. Haseltine gives us a quick introduction. Less