In daylight, my garden is a beacon of color and texture, but when the sun sets, the yard becomes a black hole. Delivery drivers struggle to see the house numbers or find the footpath, and I hold my ...

Solar prices are dropping; even so, solar power still costs more than just feeding off the electrical grid in most developed countries. But thanks to the falling price and low-energy use of LED lights ...

An LED light that runs on rope pulls and gravity has been developed, which could be good news for developing countries without access to stable lighting. GravityLight, a crowdfunding campaign and ...

[James] was wandering around Walgreens after Christmas and found something very interesting – RGB LED Christmas lights that were individually addressable. At $6.50 for a strand of 15 lights, he just ...