It’s really, really cold again – as the US shivers through at least the eighth blast of air from the Arctic this winter. Here ...

Scientists say it’s being caused by a misbehaving polar vortex combining with a key ... and is driving this week’s cold, according to Judah Cohen, director of seasonal forecasting at ...

The easy answer is a deep southward dip in the polar jet stream that typically rings the globe at higher latitudes but is ...

The polar vortex's icy grip on much of America has Arctic Greenland seeming like a toasty vacation spot by comparison.

Meteorologists warn that the coldest burst of Arctic air this season is coming to put an icy and prolonged exclamation point ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

Large parts of the United States and Canada are in the grip of frigid winter weather, with a surge of polar air pushing ...

A few atmospheric factors — including the polar vortex — have come together to make the US the epicenter of cold this winter. One is a weather pattern around the Arctic Circle that has emerged more ...