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 ...

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

Tens of millions of residents along the East Coast are bracing for several inches of snow Sunday followed by dangerously cold ...

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 ...

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

A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to ...

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