"The term 'vortex' refers to the counterclockwise flow of air that helps keep the ... AccuWeather forecasts point to a rainy, snowy time in California. Several storms are expected to hit the ...

When something blocks the jet stream’s westerly flow, it forces pockets of Arctic air southward. Scientists compare the wind ...

At the centre of the vortex the fluid flow is well defined — it is either ... measurement of how chirality is expressed at a given point at a given moment. A particularly graphic illustration ...