As the National Weather Service explains, the polar vortex is an area of low pressure and cold air that exists over both of ...

The term “polar vortex” might conjure images of mythical icy storms swirling through the North Pole but in reality it’s a ...

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Forecasters have indicated that a ‘sudden stratospheric warming’ event in mid-March could see the direction of the polar vortex change. Typically, these events lead to colder weather, and could favour ...

Here’s how it works. Space can be a wondrous place, and we've got the pictures to prove it! Take a look at our favorite space pictures here, and if you're wondering what happened to today in ...

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A polar vortex collapse occurs when the layer between 10km and 50km above Earth's surface warms up to 50 degrees in just two days. The shift, known as sudden stratospheric warming (SSW), results in a ...