[Michael Mogenson] built Firefly Jar – a simple circuit to light up flickering LEDs inside a standard Mason Jar, to give away to friends and family for the holidays. Given it’s simplicity and ...

The device will be using the power of the sun to create a solar power to drive small electronic equipments like the garden lights, Halloween decorations, and battery powered night lamps. A single ...

This solar birdhouse light is an economical circuit of a mini solar lighting system circuit is presented here. At the heart of the circuit is a mini 6V/2W solar panel. Here, this solar panel is used ...

Whether you’re hosting summer gatherings, or want to illuminate your yard and pathways at night, the best solar lights are a great way to transform any yard or patio. Not only do they provide bright ...

The first time Neha Misra visited the Sundarbans, a beautiful island of mangrove forests, her life was forever changed. It was 2005, and she was working for a large sustainability think tank in India, ...

It’s a sure way for developing cities to create safer streets and more jobs (and lower electricity bills) in their rapidly expanding street networks. In Uganda, urban populations are skyrocketing.