Earth’s magnetic north is not static. Like an anchorless buoy pushed by ocean waves, the magnetic field is constantly on the move as liquid iron sloshes around in the planet’s outer core.

Much of the U.S. from the Rockies into the Northern Plains will see colder than normal temperatures starting Sunday into the ...

A combination of frigid air with a low pressure system over the Gulf are behind the storm, which could bring heavy snow just ...

Residents across the country from the Northern Plains to the tip of Maine are bracing for dangerously low temperatures as ...

An Arctic air mass, sometimes known as a Siberian Express, is expected to move over Michigan by Sunday and will leave ...

It's going to get cold in Tennessee. Meteorologists predict freezing temperatures for much of the state. Here's the latest.

Americans were bracing Thursday for frigid temperatures that forecasters said could produce life-threatening conditions, with ...

Parts of Mississippi can expect snow, below-freezing temperatures, lows in the teens next week. Know how to prep your home, family, pets for the cold.

The temperature is predicted to be around 22 degrees during the swearing-in, the coldest since Ronald Reagan’s second ...

Forecasters have released new details on timing and expected snowfall for Sunday's winter storm in Virginia. See the latest.

Fire-struck America faces fresh misery from a ‘Siberian Express’ winter storm threatening a near nationwide whiteout. As ...

Lala survived illegal wildlife trafficking in the Bolivian Amazon and now lives in a sanctuary with other rescued big cats.