Early traffic lights had only red and green, which unsurprisingly made intersections rather chaotic. Who invented the yellow ...

Whether you’re in a car, on a bike, or simply stepping into a crosswalk, you should always pay attention to traffic lights. The simple green-yellow-red light system, which has been standard in the ...

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 ...

The first traffic light in the world was put into operation on December 10, 1868, in London at the intersection of Great George Street and Bridge Street, as the newly elected British Parliament ...