yellow light

Red light cameras don't appear to be going away, so it should come as no surprise that neither are the controversies around them. We're told again and again that they're about safety, not revenue collection, yet year after year, the studies and headlines compete to support and tear down those ...

First installed in London by a railway engineer in 1868, traffic lights are used in just about every city on the planet today. In the most basic sense, drivers have learned that red means stop, green light means go and that yellow indicates that caution is due as the signal is in the process of ...

It seems most studies of amber lights focus on whether cities are using them to gather revenue. The theory – and let's face it, sometimes the fact – is that the light time is so short that drivers end up tripping the red light camera and getting a fine. Conversely, a new study by the ...