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

As the U.S. prepares to take on another bout of cold weather, the term "polar vortex" is getting thrown around. But what is ...

The polar vortex, a weather feature that contributed to the Great Texas Freeze, is currently forming in the stratosphere over the North Pole and is expected to continue to strengthen rapidly as we ...

This winter, it seems as if temperatures have been fluctuating more significantly. Over the past year, it seems as if severe weather events have been occurring more frequently as well. Answers as to ...

An optical illusion is a visual phenomenon where our perception of an image differs from objective reality. This image is perceived as a visual impression of a swirling tunnel or vortex effect. These ...