ScienceAlert shared the following link and had this to say about it: Scientists have developed a long-lasting, flexible and environmentally friendly battery made from a sliver of wood and coated with tin. The battery uses sodium that moves around the wood fibres to create an electric current, and in lab experiments it has performed 400 charge-discharge cycles successfully which, according to its inventors, puts i...
Posted on: Thu, 25 Jul 2013 05:30:22 +0000