Hunting for the Cause of TBI Sensors attached to a translucent model skull are used to measure explosive shock velocity and pressure at the Army Research Laboratory Weapons and Materials Research Directorate at Aberdeen Proving Ground in Aberdeen, Md., March 9, 2016. Data captured by the sensors are used to assist studies in traumatic brain injuries. DoD photo by EJ Hersom SHARE IMAGE: Download Image: Full Size (0.65 MB) Tags: TBI, Science & Technology, Military Health Photo By: EJ Hersom VIRIN: 160309-D-DB155-001.JPG Photo Gallery