Audi completed a one-year trial with about 100 cars equipped with the traffic light timer in Palo Alto, Las Vegas, and Washington, DC. During this time, ...

[Travis Brown] just published a post about the traffic light controller he built. His number one goal was to make the device wireless (except for AC power) and he achieved this by using a WiFi ...

A security researcher says he found a flaw in a traffic light controller that would potentially allow malicious hackers to change the lights and create traffic jams.

The Traffic Operations Center located in City Hall at 915 I St., monitors traffic through the use of a computer-based traffic signal control system, according to the city of Sacramento website.