High Quality Content by WIKIPEDIA articles! Eureka (stylized as EUReKA) is an American science fiction television series that premiered on Syfy on July 18, 2006. The fifth and final season ended on July 16, 2012. The show is set in a fictional town in the Pacific Northwest called Eureka, Oregon. Inhabited almost entirely by scientific geniuses, most residents of Eureka work for Global Dynamics—an advanced research facility responsible for the development of nearly all major technological breakthroughs since its inception. Each episode features a mysterious accidental or intentional misuse of technology, which the town sheriff, Jack Carter, then solves with the help of town scientists. Each season also features a larger story arc that concerns a particular major event or item.