Question: My husband and I are wondering if it is true that emergency vehicles can change a light from red to green if they need to proceed through an intersection. Is this true, or is it just a myth ...

Today's traffic lights can be controlled by anything from standard traffic control computers to highly advanced AI-driven computer systems that are so "smart" they can predict what's going to happen ...

You might think traffic light systems are fairly basic. After all, electric traffic signals first appeared all the way back in 1914. However, they have advanced significantly since their inception, ...