Rising Arctic temperatures and melting sea ice could be causing cold air to flow into the Northern Hemisphere. But not all scientists agree.

Aircraft wake vortex dynamics encompass the study of the vortical patterns generated by an aircraft during flight, which have significant implications for aviation safety and airport capacity. These ...

An unusually strong disruption in the upper atmosphere is setting the stage for a winter pattern that could lock much of the United States into bitter, prolonged cold. Forecasters are tracking a polar ...