Arctic winds grip the US Midwest, fuelling record cold and viral claims of ‘exploding’ trees. Experts explain frost cracking as the polar vortex triggers life-threatening winter conditions.

Boiling pasta thrown into the air turns into a chilling visual as record-breaking cold grips parts of the US. Scientists explain what’s driving this extreme weather ...

The polar vortex, which is a band of strong winds that encloses a pool of freezing cold air in the Arctic, can cause extreme wintry weather in the US when it weakens or becomes unstable. Curious?

Those whose livelihoods depend on ice and the fish and microorganisms in the lakes are experiencing havoc wrought by ...

As a frigid polar vortex sweeps into Michigan this weekend, driving temperatures into the single digits and possibly beyond, ...

The blizzard that is hitting the US is driving cold temperatures as far south as Florida. The primary cause is climate change ...

President Trump cited a major winter storm​ as evidence to suggest that global warming does not exist — a misleading claim ...

You may have also heard a bunch of novel terms being thrown around to warn you about what’s coming, particularly on social ...

A warming Arctic set the stage for a massive winter storm expected to stretch 2,000 miles across the Eastern U.S. this ...

It exists all the time, but it usually gets stronger in winter. When the jet stream (a river of wind) bends and dips south, ...

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Starting Thursday, dangerously frigid air from Siberia and the North Pole is forecast to plunge the Great Lakes region into ...