By Courtesy of the Fink Lab / Greg Hren What if tomorrow, a simple jacket could guide a hearing-impaired person through public transport, monitor our vital signs, or act as a smartphone? The idea may seem crazy, but it is already a reality. A team of researchers has developed an acoustic fabric modelled on the human auditory system that functions as a microphone. What if tomorrow, a simple jacket could guide a hearing-impaired person through public transport, monitor our vital signs, or act as a smartphone? The idea may seem crazy, but it is already a reality. A team of researchers has develop…