Cities in California make up a significant proportion of the country's most polluted metropolitan areas when it comes to air ...

Residents in a string of northern states could be in with a chance to see the northern lights on Tuesday night, forecasters ...

Data from the U.S. Census Bureau has revealed that some of the largest urban areas in the country are recovering from drops ...

A recent study by Home Gnome, a marketplace for all home services, has highlighted the locations in the United States that ... The largest cities in each respectively are Oakland, Ukiah, San Bernadino ...