New military radio uses soldiers' bones to send messages

A new radio technology lets warfighters talk to each other by harnessing their bones to transmit and listen to messages. The technology leverages the human body’s natural ability to transmit sound through bone. It takes the bone-transmitted messages and then delivers them directly to the inner ear through the warfighter’s helmet. Warfighters can both listen to messages and send messages this way – and the tech is the mere weight and size of a small coin. Related: Navies could harness 3D-pr...