An unsung hero, 3-D technician Aaron Ellis molds everything from human embryos for biology to plate tectonic diagrams for geology. His creations help faculty offer hands-on lessons to students. Ranger reporter Vincent Garlisi spoke to Ellis and two faculty members about making science come alive.

Senior multimedia specialist Aaron Ellis demonstrates the cross-staff he made for astronomy professors today in his office, Room 648 of Moody. A cross-staff is used to take measurements of stars. Photo by Daniel Carde
Listen to Vincent Garlisi’s interview: