A strong, stable vortex is like a skater spinning with their arms tucked closely in, holding in an area of cold air over the Arctic. But when there’s a wobble in the rotation, winds in the vortex can ...

Scientists have quantified how much climate change has driven the population decline of polar bears living in Canada's Hudson ...

How is climate change affecting polar regions? Climate change is amplified in the polar regions. The northern and southern reaches of the planet are warming faster than any area on Earth, with the ...

The vortex is essentially an area of low pressure in the upper layers of the atmosphere over the polar region up north. This ...

Forecasters warn that a split polar vortex is set to bring a 'large supply of cold air' to North America in mid-February as a ...

Metro Vancouverites may face unseasonably cold weather as February continues thanks to the stratospheric polar vortex.

When the principal's office at General Vanier School announced the first indoor recess of the year in December, Marsha Leary ...

Winter weather helped to excite participants of the 24th annual Rochester Polar Plunge, as more than 900 participants ...

Credit: Toronto Zoo/Cover Images With North America marking Groundhog Day on Sunday (2February) Toronto Zoo’s polar bears had ...

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