Thoughts on battery currencies
Using large amounts of water to store electricity.
Lamps and clocks that are powered by mud.
Little Solar Panel Adjusting Train-bot
Little robots that adjust solar collectors.
Spherical Solar Concentrator
Amazing spherical solar concentrators.
Interesting mini fuel-cell due to turn up later this year.
Distributed Monitoring and Control
Various encroaching examples of Internet Leakage
On Distributed Energy
Thoughts (and videos) on distributed energy.
Solar Steam Pump
Various bits of DIY solar tech.
Ford bundling solar with their electric vehicles.