What are those little cameras above traffic lights actually for?

While most traffic light cameras simply measure traffic and help time the lights, some modern additions are used for more ...
New York Post

How the ‘traffic light of the future’ would save drivers time and money

New research shows that AI in cars might warrant a new, four-light traffic signal that is more efficient. Getty Images/iStockphoto Surely this will complicate the game of red light, green light.
autoevolution

Next-Generation Traffic Lights Envisioned With Smart Features, Real-Time Updates

While the universal traffic light design that the entire planet currently uses (still) does its job very well, there are experts who believe that this critical component of today’s traffic should be ...
SlashGear

Researchers Suggest Adding A New Color To Traffic Lights – Here's What It Would Be For

Transportation engineers at North Carolina State University have proposed that an additional color be added to existing traffic lights. This new color would be a white light, intended for the use of ...
Jalopnik

Here's What Those Small Cameras On Top Of Traffic Lights Are For

Small cameras mounted on top of traffic lights have become a pretty common sight in the U.S., as they can be found in almost every state. It continues to get more common, as the number of traffic ...
Reader's Digest

Here’s What It Means If You See a Blue Traffic Light

Show almost anyone in the world a red, yellow and green light, and they’ll instantly associate the colorful trio with a traffic signal. But add another color to the mix, and many will be left in the ...