Q&A | U of A researcher on battery-free sensor to track vital signs in extreme cold

University of Alberta and Department of National Defence researchers have developed a tiny battery-free sensor that can be used to track vital signs of soldiers in the field, including checking for risk of frostbite in extreme cold.

University of Alberta and Department of National Defence researchers have developed a tiny battery-free sensor that can be used to track vital signs of soldiers in the field, including checking for risk of frostbite in extreme cold.

University of Alberta and Department of National Defence researchers have developed a tiny battery-free sensor that can be used to track vital signs of soldiers in the field, including checking for risk of frostbite in extreme cold.