MatthewVD writes: "Scientists from Lawrence Berkeley National Laboratory have devised batteries from viruses that harvest energy from everyday tasks like walking. The viruses are piezoelectric, meaning they convert mechanical energy into electric energy, and could be used to create electricity from the blowing wind or power medical devices using only the pulsation of the heart. The same M13 virushas been shown to increase efficiency in solar panels."
It isn't easy being the parent of a six-year-old. However, it's a pretty small
price to pay for having somebody around the house who understands computers.