The polar vortex is starting to stir up, bringing the earliest hints that the seasons are changing. When will Ohio see its ...

In Michigan, La Niña winters are often marked by stronger winds crossing the Great Lakes, which can fuel heavy lake-effect snow.

The polar vortex is stirring up, bringing the earliest hints that the seasons are changing. When will Wisconsin see its first ...

The polar vortex is beginning to stir, signaling the first signs of seasonal change. Here's when to expect the first frost in ...

The polar vortex is stirring up, bringing the earliest hints that the seasons are changing. What does that mean for Vermont?

North Dakota farmers who suffered damage during intense storms in early August will be able to tap into a state aid program ...

The geographic North Pole is the center of the Northern Hemisphere and the northernmost point on Earth. It stands at a full 90 degrees latitude from the equator—hence the “90° N” sign tourists love to ...

A rare glimpse into the wintry conditions of the Mars north polar vortex has shown that temperatures inside the vortex are ...

An intense storm that swept across central North Dakota on Sunday moved the state past a previous record for tornadoes in a year.