Days of downpours have begun in Hawaii. The Southwest will soon bake with day after day of record 100-degree-plus (38 Celsius-plus) heat. Two storms will dump snow by the foot over northern Great ...

A polar vortex split is expected to bring frigid Arctic air to the Great Lakes and Northeast later this month. Temperatures could drop 15 to 25 degrees below normal, with single-digit lows possible in ...

Learn how to make a stunning vortex paracord bracelet with this easy-to-follow tutorial. Perfect for beginners and EDC enthusiasts looking to upgrade their gear in style. #ParacordBracelet #EDCgear ...

After a major winter storm swept across the country in late January, a prolonged surge of Arctic air tightened its grip on large areas of the U.S. pushing temperatures well below normal. From the ...

To understand what Americans are experiencing with this winter blast, we need to look more than 20 miles above the surface of Earth, to the stratospheric polar vortex. When you purchase through links ...

Rising Arctic temperatures and melting sea ice could be causing cold air to flow into the Northern Hemisphere. But not all scientists agree. By Eric Niiler The polar vortex is a ribbon of ...

As the Great Lakes region braces for a predicted near-record cold this weekend, Michiganians are again cursing the dreaded "polar vortex." But what exactly is this meteorological menace? And why is it ...

The polar vortex is sending arctic blasts and chilly temperatures to most of the United States, and states from Texas to Oklahoma could see snow, sleet and ice. As of Wednesday, Jan. 21, millions of ...

Michigan is experiencing frigid temperatures and heavy snow due to a dip in the jet stream, not the polar vortex. The polar vortex is a large-scale cyclone of cold air that typically stays far north ...