W hen you hop in your car to head to work, drop your kids off at school or make a Target run, how many traffic lights do you ...

Typically, the doc explains, a yellow light is preset to run for a tenth of the posted speed limit. In cases where the speed limit is less than 30 mph, though, you can still expect a three-second ...

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 ...

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 ...

High wind areas also benefit from horizontal lights, and states like Florida and Nebraska definitely deal with high winds ...

The leader assigns a red light to the direction it is heading and gives a green light to the perpendicular traffic. After a set amount of time, a leader is selected from the green light traffic ...

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.