Contrary to the familiar red, yellow, and green lights we're all familiar with, the world's first traffic signal was a rudimentary gas-powered contraption. It was installed in London in 1868 at ...

The study points out that a large portion of traffic lights in ... illegal states (conflicting green or yellow lights), and take over with the familiar 4-way red flashing. Since a technician ...

Simple enough. But what happens when you live in a culture where green also means blue? (Before we answer that, here's why our own traffic light colors are red, yellow, and green.) That’s when ...

Recently, traffic police in several localities have begun issuing fines for 'running yellow lights,' causing confusion and ...

To do this, Ford created an intelligent traffic ... green and allow the other vehicles to pass unhindered. In addition, it will also prevent possible accidents if an ambulance has to run a red light.