Detroit receives failing grades for number of unhealthy smog days per year, and its year-round levels of soot pollution.

Strolls along the Seine, exploring the most picturesque streets or finding the best rooftop views, these are the most ...

Livability reviewed more than 2,000 small- to mid-sized cities — population 75,000 to 500,000 — based on nearly 100 data ...

Fifa’s poster campaign is designed to pique interest and give a sense of scale of the tournament, which will involve 16 ...

St. Louis again ranked No. 1 in the luxury cut of the WSJ/Realtor.com Housing Market Ranking, but some unexpected cities are ...

From the Panama Canal and karsts of Ha Long Bay, to the wildlife-rich Galapagos, these magnificent must-sees are best ticked ...

Monitor Istanbul.This week, we are telling the tale of two cities: Istanbul and Jerusalem. We explore how memory, resistance and street singers shape the cultural pulse of the cities from the skies ...

According to the American Lung Association. In Chicago, we're pretty used to the smog, smoke, sewage and other gross things ...

The iconic skyline of downtown Los Angeles has been clouded by smog for decades, so this title should come as no surprise to Angelenos. Yet again, L.A. is the smoggiest city in the U.S., according ...

Is your city clean? A new study named an Arizona place one of the cleanest based on air quality, pests, litter and more. Here ...

Humans have the technology to literally make snowfall from the clouds. In the drought-stricken Southwest, where the Colorado ...