The Potential Power Savings Of Expensive LED Traffic Lights May Be Worth It

Many cities are replacing their incandescent traffic lights with LEDs, despite the higher initial cost. Here's why that's ...
SlashGear

Here's How Traffic Lights Actually Work, And How They Detect Your Car

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 ...
KOAT Albuquerque

'Hawk signal' traffic lights bring high tech to crossroads

ASSOCIATION STUDY. AND IF YOU DON’T OBEY THE CROSSWALK, YOU’LL GET A TICKET. ALBUQUERQUE IS ADDING NEW TRAFFIC SIGNALS TO MAKE CROSSING THE STREET SAFER. BUT THE SIGNALS HAVE DIFFERENT RULES THAN ...
SlashGear

What Are Those Little Cameras Above Traffic Lights Actually For?

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 ...