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

How the Polar Vortex Can Bring Arctic Blasts to the U.S. Vast weather patterns can carry blasts of frigid air far from the polar regions—here’s how it works ...

It's a term you hear every couple of winters, when we get stuck in the coldest of cold patterns – polar vortex. But what exactly is it and how does it impact our weather? The polar vortex is ...

Am I going to be buried in snow? As its name implies, the circumpolar vortex is a counterclockwise-spinning (northern hemisphere) swirl of super-cold air in the upper atmosphere that sits atop the ...

Experiments have demonstrated how the inclination of these dimples affects the intensity of the separated swirl flow ... mixing and heat transfer. Vortex: A flow pattern in which fluid moves ...