Smart hat senses when traffic lights change and tells you via an app

Long-lasting hats, jumpers and watch straps that function as smart devices can be made thanks to a cheap and reliable method of creating conductive fibre that can be woven into fabric

​Long-lasting hats, jumpers and watch straps that function as smart devices can be made thanks to a cheap and reliable method of creating conductive fibre that can be woven into fabric Long-lasting hats, jumpers and watch straps that function as smart devices can be made thanks to a cheap and reliable method of creating conductive fibre that can be woven into fabric