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.

Another blast of winter weather is expected in parts of the U.S. in the coming days, including bone-chilling wind in the ...

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

An arctic blast will send temperatures across the United States plummeting as bitterly cold air that originated in Siberia ...

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 ...

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

Artic air will be sweeping into the region next week, starting with Monday, which is Martin Luther King Jr. Day and ...

Parts of Mississippi can expect freezing temperatures, lows in the teens in the coming week. Know how to prep your home, ...

Americans have been warned to brace for more winter storms as Arctic winds are set to dump more ice and snow amid freezing ...