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 ...

A strong polar vortex doesn't cause cold weather — it does the opposite. Here's what to know about polar vortices, how they ...

While meteorologists say that in most cases, polar vortex intrusions aren't disruptive, they are sometimes associated with cold air outbreaks and winter storms, which can in turn affect travel ...

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 ...

The book is on the minds and lips of presidents. Recently Gustavo Petro, Colombia’s leader, praised “La Vorágine” (“The Vortex”), a novella by José Eustasio Rivera, for having words that “still shine ...