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Who Invented the Traffic Light and When? All You Need to Know

Traffic lights revolutionised road safety, beginning with a gas-powered signal in 1868 London. From the first electric light ...
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What Those Little Scoops On Top Of Traffic Lights Are For

Unless you live in a climate where snow is a regular occurrence during the winter months, chances are you have no idea what those scoopy-looking things atop traffic lights are. The fact is, stoplights ...