The FOX Forecast Center said a lobe of the polar vortex will dip to the south and move into the US this weekend and into next week. “These are the types of weather systems that even bring cold ...

The most unusually cold air in the Northern Hemisphere will move into the Plains and Midwest this weekend as the polar vortex lobe zaps the country like a jellyfish tentacle. Temperatures may be ...

Forecasters warn that a split polar vortex is set to bring a 'large supply of cold air' to North America in mid-February as a ...

But here’s where things get interesting: the polar vortex’s behavior is closely tied to the jet stream, a fast-moving river of air that flows high above the Earth. The jet stream acts like a ...

The polar dance that caused snow to fall across the South in January has been studied for decades, but scientists still hope ...

A strong polar vortex in the stratosphere has brought subzero temperatures to the Midwest, Mid-Atlantic and deep into the South.

Studying crowd dynamics could inform strategies that help to prevent dense gatherings from becoming dangerous.

A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of the arctic blast.

A Canadian company that makes water park equipment is opening a new manufacturing facility in the Town of Plattsburgh. Vortex ...

Kelvin waves have been a mystery for decades but a new method involving superfluid helium-4 can help us control them.