On the evening of February 28, seven planets, Saturn, Mercury, Venus, Jupiter, Mars, Uranus and Neptune will align in the night sky. Five of these (Saturn, Mercury, Venus, Jupiter and Mars) will be ...

On the night of Feb. 28, seven planets will be simultaneously visible in the night sky. (Matt Goerzen / The Brandon Sun Files ...

Research has found that rising temperatures in the Arctic are weakening weather systems that normally trap the cold around ...

A strong polar vortex in the stratosphere has brought subzero temperatures to the Midwest, Mid-Atlantic and deep into the South.

And if the polar vortex is to blame. First, a quick refresher on the polar vortex. The polar vortex is a region of very strong winds that form a circle around the North Pole. The vortex is located ...

The system, known as a polar vortex, is forecast to bring subzero temperatures to the Midwest, Mid-Atlantic and deep into the South. And it looks as if we may get more arctic blasts in the coming ...

However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is bringing an even harsher arctic blast to million Americans this week. Maps show what to expect as the cold front ...

In short, the answer is the polar vortex. But what does that mean? The polar vortex is a “constant feature” that begins to develop sometime in September and persist through sometime in spring ...

But is Wisconsin in a polar vortex? And what is a polar vortex anyways? Here's what to know. What is a polar vortex? A polar vortex is a low pressure area where air swirls counterclockwise keeping ...

A polar vortex is set to bring weeks of icy temperatures to the Lower Hudson Valley and New York City. “This could end up being the coldest January since 2011 for the U.S. as a whole,” said ...

But during the winter, it is joined by a second atmospheric phenomenon dubbed the polar vortex. This swirl of frigid air, located more than 10 miles above Earth’s surface, strengthens each year ...

Yet we are now entering the powerful “Aries Vortex” this spring (Saturn and Neptune crossing from Pisces to Aries, which is also the midpoint of Uranus and Pluto). This unusual cosmic ...