[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 ...

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 ...

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 ...

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 ...

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.

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, ...

14:27, Tue, Aug 5, 2025 Updated: 14:30, Tue, Aug 5, 2025 Solar-powered lights can transform a garden into a stunning nighttime display. Summer presents the perfect opportunity to maximise their ...