Mechanical sculptures created by artist Jim Kransberger will be on display beginning Aug. 18 in “Automations,” a free exhibit at the University of Mobile’s (UMobile) Marilyn Foley Art Gallery. Kransberger, whose whimsical works feature unique movement, will discuss his art during an Artist Talk at the gallery at 1 p.m. on opening day of the exhibit, Aug. 18. Exhibit hours…