Will Autonomous Cars Kill the Traffic Light?

The first electric traffic light blazed to life a century ago this month, transforming the way our cities managed vehicular flow. But this icon of the automobile age could become a rarity on our American roads, thanks to the advent of autonomous cars. » 8/20/14 1:27pm 8/20/14 1:27pm

A Broken Traffic Light Caused This Nightmare Tieup in Beijing

A busted traffic light can ruin people's day anywhere, but in Beijing, a densely peopled city known of for some of the worst traffic in the world, it can be a see-it-from-space problem. » 5/22/12 4:30pm 5/22/12 4:30pm

The Stops And Starts Of Designing The Traffic Light

You might not realize it when you've been trapped behind the same red light for five minutes, but traffic lights, when they're timed and tuned correctly, are actually pretty good at making traffic move. Really. » 1/19/12 6:30pm 1/19/12 6:30pm

15 Crazy Traffic Signals

We encounter traffic signals daily and though they might annoy us daily at times, we definitely take ours for granted. Take a peak at these 15 crazy traffic signals and let us know if you still have the same complaints. » 6/04/09 12:30pm 6/04/09 12:30pm