Time doesn’t heal all wounds. Chronic wounds that don’t heal on their own require constant and intensive monitoring and treatment, and a new smart bandage may be able to help.

Some types of injuries, like burns or diabetic wounds, heal slowly and are thus extremely prone to infection. Ali Tamayol at the University of Nebraska-Lincoln and his colleagues developed a high-tech new bandage that can detect infection and inflammation, and treat it without requiring constant check-ins with medical professionals.

The bandage contains two kinds …