Detection of Presence of Life through Walls Fact Sheet

For law enforcement officers looking for victims and hunting criminals, searching around corners and behind blind spots can be time-consuming and dangerous. The DHS Science and Technology Directorate (S&T) Detection of Presence of Life through Walls system is a radar-based capability that will enable officers to safely detect life behind walls, barricades, household objects, and doors and will enhance their situational awareness and potentially save lives.