The Polar Vortex in the upper atmosphere has disintegrated after the intense warming of the stratosphere in mid-March.

While many are surely glad to bid farewell to Old Man Winter, a string of disruptions to the polar vortex means that the Northeast may see some shots of cold air in the weeks ahead.

The polar vortex in the stratosphere broke up, which caused the movement of cold Arctic air towards southern latitudes, ...

Devastating winter storms that led to deaths and power outages across the UK and Ireland were driven by an intense swirling vortex of winds miles above the Arctic, scientists have revealed.

Researchers note that February was also characterised by an extremely strong stratospheric polar vortex - a large spinning mass of cold air in the stratosphere around 15 miles above the Arctic ...

Scientists have revealed the cause of three huge storms that battered the UK in ... Scientists have said the storms were caused by a “swirling polar vortex” miles above the earth. Findings published ...

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Scientists have revealed the cause of three huge storms that battered ... Scientists have said the storms were caused by a “swirling polar vortex” miles above the earth. Findings published ...

Three storms which battered the nation within the space of a week leaving 1.4 million households without electricity were caused by a “swirling polar vortex” miles above the Earth, scientists have ...