Incandescent bulbs were supposed to be relics, pushed aside by compact fluorescents and then by ultra-efficient LEDs. Instead ...

Light bulbs have changed a lot in the past 20 years, and many states are now banning CFL varieties from being sold. Here's ...

As a kid, I was inspired by the decorative lighting in my grandparents' finished basement. They had festooned the place with multicolored C9 string lights (aka old-school Christmas lights) from wall ...

Thousand Hills State Park superintendent Ryan Persinger poses next to one of the park’s cabins. The flat, square light built into the cabin’s awning behind him produces less light pollution than the ...