They've always been man's best friend but now rescue dogs will be kitted out with new wireless head-cameras to help save lives in emergencies. Rescue dogs sent into disaster zones such as the Japanese tsunami will have the new equipment attached to their heads to assist them in their search for survivors. The portable all-terrain wireless - known as PAWS - system consists of a specially-adapted headcam and harness which are fitted to the search dogs that are able to enter collapsed buildings where humans cannot reach. ...