States throughout the Midwest and into the Ohio Valley — including Michigan, Illinois, Indiana, Kentucky, Ohio, Tennessee, ...

A severe geomagnetic storm could bring the northern lights and possible technological effects to the U.S. to start the week, ...

More than 25,000 residents in three provinces have been evacuated as dozens of wildfires remained active Sunday and ...

A severe geomagnetic storm could bring the northern lights and possible technological effects to the U.S. to start the week, ...

Through parts of Minnesota and into Wisconsin, the air quality is deemed unhealthy for people and animals sensitive to ...

Canadian wildfires are raising air quality concerns in several states, including the Dakotas, Minnesota and Wisconsin.

The aurora's are back! And may be visible throughout the weekend. The University of Alaska and NOAA track auroras using the ...

Explore daily insights on the USA TODAY crossword puzzle by Sally Hoelscher. Uncover expert takes and answers in our ...

As part of the South Dakota Department of Transportation’s Euclid Avenue/Highways 14/83 reconstruction project in Pierre, an ...

That would be the great state of Montana. It's one of the more isolated borders in the entire United States. In fact, the tri-state border of South Dakota, Wyoming, and Montana is located in a field, ...

Not all tourist spots attract throngs of visitors. These places offer intrigue and visual appeal but also insight to ...