A dramatic blast of cold air may be coming for the United States in late January, courtesy of the polar vortex. Here's what ...

Colder air is returning to the central and eastern U.S. as the polar vortex becomes more active, bringing fluctuating ...

Ben Gelber, a meteorologist for NBC4 in Columbus, Ohio, and a Pocono native, said the polar vortex is a large, circular pool of the coldest air in North America that typically hovers high in the ...

Michigan is set for several days of frigid temperatures and heavy lake-effect snow as Arctic air continues its slow march across the eastern U.S.

With the bitter cold of winter descending upon the U.S., one may question what is responsible for this upcoming period of below-average temperatures. In short, the answer is the polar vortex. But what ...

In yet another sign that winter weather is either here or will be soon, the dreaded polar vortex is making news yet again. Its potential arrival in the United States over the next few weeks is cause ...

STATEN ISLAND, N.Y. — If you’ve been keeping a tab on winter forecasts, you’ve likely heard the term “polar vortex” and the potential impact it may have on the upcoming season. But exactly what is the ...

Earlier this month, a sudden atmospheric warming event caused the Arctic's polar vortex to reverse its trajectory. The swirling ring of cold air is now spinning in the wrong direction, which has ...

Vortex today is releasing an updated version of its popular Crossfire II scopes, a feature-packed entry-level scope line called the Crossfire HD. These scopes have versatile magnification ranges, ...

A long, looping filament of plasma snapped over the sun's north pole, creating a 'polar vortex' that scientists can't explain. When you purchase through links on our site, we may earn an affiliate ...

If you want to go to the next level with your binocular stargazing then the Vortex 10x50 Crossfire HD roof prisms bring super-sharp views andcome with a useful harness and an excellent padded case.