Solar day lamps (SDL) are simple and cost-effective. A few examples of SDLs have been described in [1], [2] and [3]. An SDL without any energy storage element suffers from frequent changes in the ...

As part of its ongoing Green initiative, the Brooklyn Navy Yard is set to begin installing 90 wind- and solar-powered lamp posts. What makes the lamp posts even greener is the fact that they are ...

Does your home need a curb appeal upgrade? Have you considered adding some vintage flair? One accessory that’s gaining popularity may be straight out of a Charles Dickens novel, but we’re here for it ...