By SARA GIBONEY UNK Communications BURWELL – Water trickles down Gracie Creek. Cold wind rustles the leaves of nearby trees, and the sound of turkeys gobbling and farm equipment roaring echoes across a nearby field. It is a normal spring day on the Switzer Ranch near Burwell. Middle and high school students from across Nebraska recently experienced that typical day in the Sandhills during a virtual field trip. Mary Harner, assistant professor of communications and … [Read more...] about UNK scientists Harner, Geluso connect with Nebraska students on virtual field trip