When severe weather knocks out power, you may encounter intersections with non-functioning traffic lights. Treat them as 4-way stops: The basics for each driver starts with ...

However, unlike the traditional Traffic signals, which inform other motorists of the behavior expected from autonomous vehicles at AIs, the White light informs the human drivers to mimic the behavior ...

Question: I’m wondering about a light that seems to only be on at night on the traffic lights. It’s a small purple or blueish ...