OPENINGS & EVENTS John Davis Gallery, 362 1/2 Warren St., Hudson. Lois Dickson: Rocks and Caves. johndavisgallery.com . Also, Ben Butler: Sculpture. Also, Isidro Blasco: Adrift Houses. Casas a la Deriva. Also , Thaddeus Radell: Paintings. Also , Mark Saltz: Painting. Also , Eric Banks: Configurations and Consciousness. Opening reception 6-8 p.m. Saturday. Through Sept. 8. GALLERIES Albany International Airport Gallery, third floor, Albany Shaker Road, Colonie. “Everyday Perfection.” Free. albanyairport.com . Historic artifacts from the collections of Shaker Museum I Mount Lebanon and Shaker Heritage Society with contemporary art by Amie Cunat, Kate Hamilton, Elana Herzog, Marietta Hoferer, Brece Honeycutt, Laura Kaufman, Matt LaFleur and Melissa Thorne. Through Sept. 2. Carrie Haddad Gallery, 622 Warren St., Hudson. “Pulse: Color & Form in a Visual Rhythm.” carriehaddadgallery.com . An exhibit examining the work of four gallery artists working in abstraction; Jeanette ...