A solar day lamp is a simple, inexpensive device for bringing “daylight” to dark interior spaces whenever the sun is shining. This article provides complete instructions for designing lamps using both ...

According to the most recent data from the World Bank, 15 percent of the world’s population—approximately 1.1 billion people—lacked access to electricity in 2014. In 1994, approximately 27 percent of ...

When you think about harnessing the power of solar energy for your home, the cost point of solar panels may be intimidating. But, what about a low-cost way to use solar power? With solar powered ...

The objective of this little post is to probe electronics hidden inside a cheap solar dancing flower toy. The solar dancing flower toy here does not need batteries, thanks to its small solar panel. It ...