The term “polar vortex” usually refers to the gigantic circular upper air weather pattern in the Arctic region. It is a normal pattern that is stronger in the winter and keeps some of the coldest ...

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.

(AP) - 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 ...

So I was thrilled to see the initial designs of Vortex’s new Viper red dot. This enclosed emitter is built from a single piece of 6061 aluminum and mounts directly to the receiver of most shotguns — ...

A big reason is we have another lobe of the Polar Vortex that is going to shift south into far southern Canada. This lobe of the vortex will drive very cold air into Michigan Sunday into the first ...