Body heat-harvesting wearable ups electricity generation efficiency

Kinetic energy from movement has been harnessed to charge batteries, and thermoelectric generators have powered wearable devices. Now researchers at NCSU have created a new wearable prototype that's lightweight, comfortable and much more efficient than existing TEGs.
Read more: http://newatlas.com/ncsu-wearable-thermoelectric-generator/45389/?source=Snapzu