As Canadians, we are very familiar with the term ‘polar vortex.’ We are also familiar with its effects on Canadian weather when it ‘acts up.’ While the polar vortex is a year-round phenomenon, we tend ...

The Arctic witnessed a meteorological phenomenon this month when a sudden stratospheric warming event compelled the polar vortex to deviate from its usual path, inverting its rotation. Instead of its ...

Earlier this month, a sudden atmospheric warming event caused the Arctic's polar vortex to reverse its trajectory. The swirling ring of cold air is now spinning in the wrong direction, which has ...

Atmospheric scientists were surprised earlier this month to notice that the Arctic's polar vortex reversed its trajectory as it began spinning in the opposite direction. What's more: It has yet to ...

ANTARCTICA — Experts are divided over the potential impact of the world's largest iceberg, A23a, getting caught in a vortex near Antarctica, raising questions about whether the spinning will ...