The deadly smog that hovered over London claimed more lives than one could imagine. Over five days, nearly 4,000 people perished. Still, this is not the full extent of the catastrophe that's ...

Weather has always fascinated humanity, from the gentle rustling of leaves in a summer breeze to the terrifying roar of a ...

which was different from the sulfurous smog that claimed lives in Donora, Pa., and London, England. In those places, the culprit was the burning of coal, but there was very little of that in Los ...