The origin of the traffic light countdown timers

This is where traffic-light countdown timers help. They are digital displays that show the number of seconds remaining before ...
The Family Handyman on MSN

Red, yellow, green… and white? The new traffic signal color you need to know

If you’ve seen talk about a white traffic light or images of a signal with an unfamiliar fourth color, you’re not imagining it. With everything drivers already pay attention to at intersections, ...
Yahoo

What are the lights placed above traffic signals?

(WHTM/NEXSTAR) – On many traffic signals found throughout the United States, there is a small light that is placed in between or off to the side of the traffic signal lights. Sometimes you see them ...
Nextgov

Do Traffic Signals Need a Fourth Light for Self-driving Cars?

Get the latest federal technology news delivered to your inbox. A “white light” added to traffic signals could enable self-driving vehicles to help control traffic flow—and let human drivers know what ...
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

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 ...
Autoblog

Noticed Blue Lights Above Traffic Signals? There’s a Reason

Those blue lights above traffic signals aren’t decorative. Here’s what they’re for and why more cities are installing them. Blue confirmation lights help police spot and enforce red-light violations ...
FOX31 Denver

What are the lights placed above traffic signals?

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (WHTM/NEXSTAR) – On many traffic signals ...