In the atmospheric layer above it, about 10 to 30 miles up, is the stratospheric polar vortex, where every winter a sunlight-starved Arctic spins up a mass of cold air that, ultimately, dissipates ...

This will be the 10th time this winter that the polar vortex — which keeps the coldest of Arctic air penned in at the top of the world — stretches like a rubber band to send some of that big ...

A new study challenges the idea that climate change is behind the erratic wintertime behavior of the polar jet stream, the ...

The Arctic is the northernmost region of the Earth, centered at the North Pole. It is a vast polar region at the top of the world. Unlike ...

The polar vortex usually keeps cold Arctic air confined above the North Pole, but experts believe it is starting to shift and ...

Unless society stops pumping more greenhouse gases in the air, “we can expect multiple factors to worsen summer extremes,” a ...

Climate change has tripled the frequency of atmospheric wave events linked to extreme summer weather in the last 75 years and ...

Fighting it out over the Arctic, with the vast resources of the Arctic, is going to be the new great game of the twenty-first ...

Scientists have found evidence that the Asian continent was free of permafrost all the way to its northerly coast with the ...