Traffic lights have been with us since 1868, when the first gas-powered set was switched on in London. These lights used a semaphore system similar to those used by the railways of the day and ...
The year is 1995, and the Kingdom of Bhutan is about to experiment with something that has never existed in the country: its very first traffic light. But it would be up for just 24 hours before being ...
Small cameras mounted on top of traffic lights have become a pretty common sight in the U.S., as they can be found in almost every state. It continues to get more common, as the number of traffic ...
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