DENVER (CBS4) - Janet Lane strains to bend and unload dishes from her dishwasher following a traffic accident in March that she blames on a traffic light near her home. The same type of light emitting ...

In what is potentially a world-first, researchers have launched a pilot program which replaces physical traffic light systems with virtual alternatives. Traffic light systems often play a crucial role ...

LED signal lights generally carry a price tag several times higher than incandescent traffic signal bulbs. However, that hasn't stopped many cities from replacing their incandescent lights with LED ...

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 need ...