Watch the ultimate polar alignment battle and find out which method comes out on top! Plus, get a detailed walkthrough of SharpCap polar alignment settings for best results. #PolarAlignment #SharpCap ...

Bitter cold is expected across much of the U.S. this weekend. But what do headlines mean when they say a "polar vortex cold snap" is on the way? The polar vortex is a regular feature of Earth's polar ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. The term “polar vortex” usually refers to ...

With the winter on the horizon and the onset of colder temperatures drawing near, U.S. residents may question just how chilly it could become in the states this season. One factor that plays a role in ...