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The only thing fumes are expected to bring in is pollution, but researchers now say car exhausts can also bring lightning strikes and rain. Effect of fumes can have a very pronounced effect on the weather, says a study by Daniel Rosenfeld of the...

Thanks to a new device based on lasers, all you need to do in order to know your vehicle's emissions, is to have a look at the dashboard. Researchers at the University of Manchester have created a laser-measuring device that can record pollutant levels...