The Mount Pleasant Police Department fields several calls a week from motorists claiming that particular stop lights around town do not work. However, it is usually a driverís failure to stop on an ...

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 ...

Have you ever wondered how traffic lights know when to give you a signal? Reader Nick Shepard asked Bee Curious, a community-driven series in which The Sacramento Bee’s service journalism team answers ...