Since the advent of motorized vehicles, manufacturers have put a lot of thought into making sure drivers can communicate crucial information to one another. Whether you're driving a car, truck, or ...

Turn signals are one of the earliest automotive safety features. In the early 1900s, some cars came with mechanical arm "trafficators" that would pop out of either side of the car to indicate a turn.

So, picture this: you’re cruising down the road, maybe a little too fast, when suddenly the blue lights start flashing behind you. Your heart races, and you think, “Uh-oh, here we go.” You pull over, ...