The polar vortex is an area of low pressure and cold air circulating around the poles in the stratosphere — a layer in the atmosphere hovering between 7.5 and 31 miles (12 and 50 kilometers ...

As part of its fleet renewal plan, the Canadian Coast Guard is acquiring 2 polar icebreakers through the NSS. To deliver these vessels by the early 2030s, construction work is being done by 2 ...

A late cold snap could affect the UK, due to a polar vortex collapse that is likely to cause extreme winter conditions across North America and Canada. The weather phenomenon is expected in the middle ...

The polar vortex that has dealt the most brutal winter to much of the US in recent years is about to be broken down – but not before unleashing a late-season cold and the biggest yet.

Forecasters fear another polar vortex collapse like the one we saw last month could be next. So more arctic weather and “life-threatening” cold temperatures for the next few weeks. Get your ...

Reports of an impending polar vortex collapse are circulating online, with some forecasts claiming that Arctic air could plunge into North America and extend winter well into March. But ...