Almost 1 in 10 Americans claim Irish heritage, according to the Census Bureau. But even the non-Irish celebrate Saint Patrick ...

These states are dwarfed by California ... While North and South Carolina look similar in size on the current US map, the former would cover more land with its 11 million residents - South ...

Case counts vary by state, however. Each week, the CDC releases a map of influenza activity across the country. The color-coded map indicates each state’s activity level, ranging from minimal to ...

A second measles-related death was reported out of New Mexico this week. Here's where measles cases have been reported in the U.S. this year.