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.

On snow-covered battlefields like the Himalayas, the Army wants its junior leadership to become decision-makers at the ...

The rule of thumb for pipes freezing and possibly bursting in less insulated homes is temperatures staying below 20 degrees ...

After a 5-12, last-place season that included 10 consecutive losses and the in-season firings of coach Matt Eberflus and offensive coordinator Shane Waldron, the Chicago Bears are now embarking on a ...

As snow begins to cover the Texas Panhandle amid the polar vortex, here's what the state can expect as weather conditions ...

A polar vortex dipping down from Siberia will bring a cold front with frigid temperatures to nearly 300 million Americans.

A new blast of Arctic air sweeping from north to south will bring bone-chilling temperatures to millions of Americans this ...

A cold wave will hit Madison County IL, St Louis MO and much of the Midwest, and a weather expert explains why global warming ...

A potent shot of Arctic air starts settling in Monday as a massive dip in the jet stream pulls in frigid air across the ...

The coldest weather of the season to date will be due to a phenomenon called a polar vortex, an upper-level jet stream that ...

Dozens of US states will endure the lowest temperatures they have felt in years next week as a polar vortex brings ...