The chances of an asteroid striking Earth within the next decade has more than doubled in a matter of weeks, according to ...

The coldest burst of Arctic air this season is coming to put an icy exclamation point on America’s winter of repeated polar vortex invasions, meteorologists warn. And it will stay frozen ...

Another factor adding to the polar vortex stretching is a big blob of high pressure in the upper atmosphere over Greenland. It’s moving west and will push the jet stream — the river of air ...

And when that happens, it's time to keep a watchful eye on the movement of the vortex and the jet stream in the troposphere. The polar vortex was in play during the 2021 February freeze ...

A large asteroid could be heading toward Earth within the next decade, and there's a small chance it could strike the planet, according to NASA.

While temperatures the next several days will be bitterly cold, chances of a dramatic warm up this weekend continue to ...

Miles above the Earth, two bands of fast-moving air – the polar jet stream and the stratospheric polar vortex – sometimes tango together to influence weather in the northern hemisphere.