[Carl] recently upgraded his home with a solar panel system. This system compliments the electricity he gets from the grid by filling up a battery bank using free (as in beer) energy from the sun. … ...

Imagine you’re building a small solar installation. The naive solution would be grabbing a solar panel from Horror Freight, getting a car battery and AC inverter, and hoping everything works.… ...

But in reality, the Solar Energi concept seems to be over-complicating the much simpler practice of using infrastructure-based solar cells to power regular electric car charging.

We have seen quite a few remote controlled gadgets, controlled by the iPhone, the latest one is this fun iPhone controlled Solar Powered Arduino Tank from the guys over at Project Allusion.

Solar-powered cars have been little more than an experimental novelty to date. Expensive batteries, relatively inefficient energy conversion and the scarcity of sunny days in many regions have ...