Korean and Spanish scientists have pulled off a neat trick–they’ve discovered a new molecule that will make white LEDs pretty much a certainty for replacing compact fluorescent bulbs. The invention ...

LED light bulbs may be more energy-efficient and longer-lived than their incandescent equivalents, but they’re also considerably more expensive to purchase. This is largely because rare earth elements ...

LED lights are the latest thing in home lighting, using less energy and lasting longer than their incandescent cousins. How do they work? Find out in the latest installment of Appliance Science.

The world has been shifting away from wasteful incandescent and harmful fluorescent lights and increasingly adopting light-emitting diode (LED) technology, which promises to reduce carbon emissions.

In a world where building energy efficiency is increasingly prized, pursued and rewarded, it’s no surprise that it’s also becoming not only expected, but mandated. Energy-related codes and standards ...