CES 2013: Perpetua Demos Watches Powered by Body Heat

Let's get this on the market like yesterday.

In the startup zone at CES, known as Eureka Park, prototype devices were in no short supply. One we wish would hurry on to the market is a miniature, wearable thermoelectric generator. The company responsible, Perpetua Power, gave us a closer look at the dime-sized TEG and a couple prototype devices.

Corinne Iozzio

Corinne IozzioCorinne is the Editor-in-chief of Popular Science. She's been here, in one role or another, for more than 11 years. With a background covering consumer tech that began with the launch of the first iPhone, she's made a career nerding out about how fast the world changes around us every day.