Dusk-to-dawn light bulbs turn on at dusk and turn off when daylight breaks, detecting the change in light using a photocell ...

If a light in your home stops working, it helps to have an idea of the cost to repair or replace it. One of these necessary ...

Color temperature-shifting. Fading. Flickering. Flat-out failing. How many ways can an LED underperform to “10-year life” ...

Electrical issues often hide behind subtle symptoms, requiring a detective-like approach to troubleshooting the equipment.

Sandia National Labs researchers have created a new dataset on the rates and types of rooftop PV connector failures. Their analysis has shown that tight wire bending radius, extra dirty connectors, ...