Traffic Lights

Dan Saffer asks us to consider the traffic light—and there's plenty to think about.
Jun 24, 2014   Wired
Faced with paralyzing gridlock, North America's fourth-largest city is studying several potential solutions for easing congestion - including traffic lights that think for themselves.
Mar 25, 2013   The Globe and Mail
A new system using "microwave motion" sensors can detect when a bicyclist enters an intersection and control traffic to accommodate them.
Oct 8, 2011   Governing Magazine
Can drivers be scared into being more careful around pedestrians? A new scare tactic is in the works for the common WALK/DON'T WALK traffic light.
May 23, 2011   Fast Company
Metro stations, train stations and streetcar systems have distinct ways of showing how to get from one area to another. TheCityFix's Jonna McKone looks at mass transit systems from Mexico City to Paris and the visual representations used in each one.
Jan 11, 2011   TheCityFix
The common traffic light isn't normally thought of as a problem. But what if you were colorblind? That's just one aspect of these eight proposals for a rethinking of the traffic light, gathered by WebUrbanist.
Jan 3, 2011   WebUrbanist
Do traffic signals need to be predictable? Researchers are experimenting with giving traffic lights a mind of their own, with the power to change with the flow of traffic, sensing when it would be most advantageous to be red or green.
Sep 21, 2010   Popular Science
Researchers in Europe are experimenting with a new kind of traffic light that better responds to traffic by monitoring the actual amount of cars on the road and estimating how long lights should stay green.
Sep 21, 2010   Gizmag
Architect Arrol Gellner says that traffic engineers use traffic lights far too often when a simple stop sign works better and is much less expensive.
Jun 18, 2010   Daily Journal of Commerce
BMW and Audi are studying ways to improve fuel efficiency using strategies that outside of the vehicle.
Jun 7, 2010   The Car Connection
Designer Damjan Stanković has proposed a stoplight with a "progress bar," the same sort of countdown that many walk signals have today. Zach Patton wonders if this is a good idea.
Dec 7, 2009   Governing Magazine