The federal government’s ban on incandescent light bulbs took effect on Tuesday, more than a decade and a half after such a rule was first proposed intending to promote energy efficiency. A federal ...

A federal rule that took effect on Tuesday will largely consign one of the world's great inventions — the incandescent light bulb — to the technological dustbin. The rule from the U.S. Department of ...

Lighting efficiency standards continue to rise, but the Trump administration is trying to limit their scope. Here's everything you need to know. Originally hailing from Troy, Ohio, Ry Crist is a ...