Season 3, Episode 16 You Don't Know Jack
First Aired: August 28, 2009
A sonic cleaning at Global Dynamics coincides with a phenomenon that causes Eureka's citizens to develop a communal form of Alzheimer's. Meanwhile, Allison goes into labor in the third-season finale.
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- Premiered: July 18, 2006
- Rating: TV-14
- Premise: Geniuses inhabit a top-secret town in the Pacific Northwest, producing innovations and, sometimes, perilous situations in this quirky sci-fi series. (more)