Lighting Science Group and electronics maker Dixon have developed an LED that will cost under $15 and use 85 percent less electricity than a conventional 60-watt incandescent bulb. The Definity, as ...

It’s a cruel daily cycle. We get drowsy when it’s time for that big meeting, but are suddenly wide awake when it’s time to hit the hay. But did you ever think that swapping your light bulbs might be ...

The knock on LED bulbs has always been their incredibly high price point. But the new Definity bulb has a price so low, it may get people to make the switch. They may cast a warmer glow than CFLs, but ...

Fluorescent lighting uses less energy than comparably bright incandescent bulbs do. So switching to fluorescents will shave your energy bill. The big surprise: Relying on fluorescent lights may also ...

Once, there was the ordinary incandescent light bulb. It shone brightly, but wasted much of the energy put into it as heat. Then came the compact fluorescent. And as costs have dropped, consumers have ...

LONDON: How many workmen does it take to change a bulb? None, if scientists have their way. A new generation of bulbs, now being tested in traffic lights and a handful of designer homes, will last ...

A bulb in a small town of California enjoys the unusual honor of being the longest-lasting bulb known in existence. For how many years do you expect the light bulb at your wall to remain lit? 4-5 ...

Researchers from Ben Gurion University and the Weizmann Institute of Science in Israel have developed a new way of working out what's being said inside a room without actually hearing the audio: by ...

Two much-publicized electrical companies—General Electric and Westinghouse—supply most of the U. S. with lamp bulbs. In Europe that function is performed chiefly by potent Philips Glow-lampworks of ...