The second installment of Chatt About Science , this city's Science Cafe series, is coming up Dec 8 at the Chattanooga Brewing Company. The events are informal, fun discussions with local scientists. Listen to an interview with organizer Sarah Webb and presenter Dr. Manuel Santiago. From their Facebook page: Join us at for the second meeting of Chattanooga's Science Cafe for a presentation by UTC chemistry professor Dr. Manuel Santiago followed by a discussion: Some predatory ladybird beetles