A series of live maps from Windy.com highlighted which parts of the U.S. were experiencing elevated levels of air pollution ...

Multiple states bordering Canada could feel the greatest impact of a 35 percent tariff on Canadian products starting August 1 ...

Opioids accounted for 86 percent of all drug overdose deaths in the state with the highest overdose mortality rate.

Vermont's Orange County has the highest rodent infestation rates in the state, with 345 homes out of every 1,000 (34.5 ...

Extreme heat is impacting states across the country. See maps of high temperature forecasts and heat index levels.

At first glance, Imus’ “ The Essential Geography of the United States of America ” may look like any other U.S. wall map. It’s about 4 feet by 3 feet.

Cases of the vaccine-preventable illness have continued to crop up since the CDC issued a warning in late January. Here's where they are so far.

All 50 states have relaxed stay-at-home rules, but the activities residents can do in various places differs widely.

The United States could see some drastic changes if climate change is not addressed, but they aren't depicted on this map.

The fact that we've kept the number of U.S. states relatively static is nothing short a miracle—there have been hundreds of attempts at state secession ...

Maps in Four States Were Ruled Illegal Gerrymanders. They’re Being Used Anyway. A Supreme Court shift, frowning on changes close to elections, gives House Republicans a big advantage in November.