Traffic lights on the narrow sections of Independence Pass came down this season, four years after mudslides in the aftermath of the Grizzly Creek Fire caused repeated road closures through Glenwood ...

The concept of the traffic light actually dates all the way back to the 1860s, where gas-lit signals were placed on the posh streets that lined the Houses of Parliament in London. Of course, back then ...

Traffic lights are both common and controversial. From a city that only allowed green lights for drivers staying inside the speed limit, to the ethics of turning right on red, there are a ton of ways ...

Traffic lights have been with us since 1868, when the first gas-powered set was switched on in London. These lights used a semaphore system similar to those used by the railways of the day and ...