Led by IU School of Medicine faculty Melissa Kacena, PhD, associate professor of orthopaedic surgery; Todd McKinley, MD, professor of orthopaedic surgery; and Tien-Min Gabriel Chu, DDS, PhD, associate professor of restorative dentistry and orthopaedic surgery in collaboration with NASA and the U.S. Department of Defense, orthopaedic research is being conducted in space aboard the International Space Station. In the weightlessness of space, researchers are able to study novel and current bone healing therapies on mice and translate the findings to be utilized in a clinical and operational setting.