Your body as next battery: New tech harvests energy from movements, more
12/19/2014 06:08 PM PST
Fed up with constantly having to recharge or replace batteries in your ever-expanding trove of electronic gadgets? The solution may be just a few steps away. 'Energy harvesting' promises to power innumerable consumer devices, often with nothing more than your body's movement or heat.
Photos: A world view of Christmas lights
Americans, Italians, Austrians, Spaniards and more people from more countries, cities and towns show their Christmas spirit
Commentary: Sony's fear and 'The Interview' decision set terrible precedent
Seth Rogen and James Franco film unlikely to remain in a vault after costing $44 million.