When cities started replacing the old, incandescent bulbs of traffic lights with new LED arrays, it came with all kinds of wonderful upsides. LED arrays last much, much longer than bulbs, which ...

You’re going to like [Ivan’s] write-up for this LED computer status monitor. Of course he didn’t just show-and-tell the final product — if he had you’d be reading this… ...

As transportation crews replace incandescent light bulbs to the more energy-efficient LED lights, they have found they do not handle snow as well as before.

Stoplights' Unusual, Potentially Deadly Winter Problem LED lights don't melt snow on traffic lights, hiding signals from drivers.

A new invention from a Colorado man, aimed at helping save lives and stop accidents from happening, is showing promise according to traffic engineers around the Denver metro area.

Winter storms covering LED traffic lights have been blamed for dozens of accidents as they have become more common in the past 10 years.

The cause is linked to traffic signals that use LEDs, or light-emitting diodes, instead of incandescent bulbs. LED lights are brighter, last longer and save energy.

Cities across the country that have installed energy-efficient traffic lights are discovering a hazardous downside: The bulbs don’t burn hot enough to melt snow and can become crusted over in a ...

British lighting technology firm Dialight is hoping a switch to low-carbon LED traffic lights across Europe and on cellphone masts will help it to drive revenues over the next few years.

The Mayor of London, Boris Johnson, announced this week the introduction in the British capital of LED technology at around 3,500 traffic lights, located in some 300 junctions across the city. The ...