‘Moth Eye’ Graphene Breakthrough Could Create Indoor Solar Cells

Researchers from the University of Surrey in the U.K. studied the eyes of moths to create sheets of graphene that they claim is the most light-absorbent material ever created. The energy capture method could be used to power Internet of Things (IoT) devices, such as smart clothing, wearables and smart wallpaper...
http://www.newsweek.com/indoor-solar-cells-made-possible-moth-eye-graphene-breakthrough-430827