Add Yahoo as a preferred source to see more of our stories on Google. In 1952, London was blanketed under a dark cloud of human-made air pollution known as the Great Smog. The smog killed about 12,000 ...

London's poor air quality was an issue for centuries, but between Dec. 5 and 9, 1952, a perfect storm of weather patterns helped create a tragic event that killed thousands, later sparking the Clean ...

London's Walbrook Street yielded an astonishing discovery in 1952: a remarkably preserved 1800-year-old Roman temple ...

London may be known for its drizzly weather, but in 1952 the city's quintessential fog cover turned deadly, and no one knew why — until now. For five days in December 1952, a fog that contained ...

It had been somewhat of a mystery why a fog in London in 1952 left more than 4,000 people dead. Scientists now say they know why. It had been somewhat of a mystery why a fog in London in 1952 left ...