Meteorologist Sven Sundgaard predicted this wacky winter weather back in October, and he explains what's happening now and what might happen next.

The possibility of snow in Tampa, Fla. Record heat and fires in Australia. Scientists say climate change is exacerbating ...

Researchers have created an optical device that can generate both electric and magnetic vortex-ring-like light patterns.

The sudden blast may have come as a shock to many after a mostly mild start to winter, but that warmth may have partly ...

To understand what Americans are experiencing with this winter blast, we need to look more than 20 miles above the surface of ...

A warmer atmosphere can hold more moisture, and that’s why last weekend’s winter storm dumped more snow, sleet and freezing rain than similar weather systems might have in the past ...

Behind the historic winter storm that blasted 40 states this weekend, a dome of Arctic air associated with the polar vortex ...

The biggest swings in the jet stream are associated with the most energy. Under the right conditions, that energy can bounce ...

An unusually brutal winter storm is set to pummel more than 160 million Americans from Friday, as a stretched "polar vortex" sends a devastating blast of Arctic air, bringing heavy snows and freezing ...

WASHINGTON (AP) — Warm Arctic waters and cold continental land are combining to stretch the dreaded polar vortex in a way ...

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

The science pros at TKOR use slush powder to create crushed ice effects for floral displays.