I think we are all well aware that this town that is known for science—from the labs of MIT to the pharmaceutical firms to the biotech startups in Kendall Square. But did you also know that it's a pretty good bet when it comes to science fiction as well?

Case in point: The Boston Sci-Fi Film Fest, which is in its 38th year and is going on right now at the Somerville Theatre in Davis Square. Today on BPR, we let our geek flag fly with film critic Garen Daley—the guy behind the fest—who stopped by to preview some of the festival highlights (and demonstrate what an alien mating call sounds like).