Niagara Falls were first recorded to have frozen in 1848 and since then they have only frozen over in 1911, 1912, 1917, 2014, 2015 and 2022. Now a polar vortex in North America, snow and ...

Niagara Falls were first recorded to have frozen in 1848 and since then they have only frozen over in 1911, 1912, 1917, 2014, 2015 and 2022. Now a polar vortex in North America, snow and plunging ...

The coldest burst of Arctic air this season is coming to put an icy exclamation point on America's winter of repeated polar ...

Niagara, as with much of southern Ontario and the United States, is in the midst of a polar vortex, which is an area of low pressure and cold air that typically rests over the North Pole, occasionally ...

The coldest burst of Arctic air this season is coming to put an icy exclamation point on America's winter of repeated polar ...

two bands of fast-moving air – the polar jet stream and the stratospheric polar vortex – sometimes tango together to influence weather in the northern hemisphere. As the Arctic continues ...

The system, known as a polar vortex, is forecast to bring subzero temperatures to the Midwest, Mid-Atlantic and deep into the South. And it looks as if we may get more arctic blasts in the coming ...

Extreme cold and snow smacked the Gulf Coast states this week, but the polar vortex may not be to blame. Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET.