They’re in your phone, TV, car headlights, remote controls—even traffic lights. LEDs (Light Emitting Diodes) are everywhere.

A group of Bay Area entrepreneurs has paired artificial intelligence with traffic lights and may be blazing a trail to the future. San Anselmo is a small town, but you wouldn't know it from the ...

With reports that informal pointsmen are behind the faulty traffic lights at the Main and Witkoppen roads intersection, JRA ...

Murrysville officials have had problems in recent years with crashes on Route 22 causing damage to the electrical boxes that control several traffic lights along the highway. The municipality plans to ...

Question: My husband and I are wondering if it is true that emergency vehicles can change a light from red to green if they need to proceed through an intersection. Is this true, or is it just a myth ...

You’re running late to work in the morning and then you hit every single red light on the way. You’re cooked. It's not bad luck. There actually is someone to blame. A team of engineers, casually ...