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Figure it out yet? Any idea what's going on in the above image? Here's a hint: that's a Philips LED bulb in action. Share on Facebook (opens in a new window) Share on X (opens in a new window) Share ...

Incandescent era, RIP. Like it or not, it's time to move on. Traditional incandescent lightbulbs are gone—not banned, precisely, but phased out because the Energy Independence and Security Act (EISA), ...

To be more energy efficient, many people have replaced their incandescent lights with light-emitting diode (LED) bulbs. However, those currently on the market emit a lot of blue light, which has been ...

Three researchers helped revolutionize lighting with vastly better energy efficiency and brightness. The light-emitting diodes also are used in data storage, TVs and smartphones. Stephen Shankland ...

With the 2019 Nobel Prize for Physics due to be announced on Tuesday 8 October, Physics World journalists pick their favourite Nobel awards from the past. Here Margaret Harris argues the case for the ...

Along with being brighter, LED bulbs tend to use less power and have a much longer average lifespan compared to conventional halogen bulbs. Now that LED lighting technology has gotten significantly ...

There's a lot to like about this low-cost LED light bulb -- but how good is it on dimmer switches? Ry Crist Former Senior Editor / Reviews - Labs Originally hailing from Troy, Ohio, Ry Crist is a ...