Space.com on MSNOpinion

How Earth's atmosphere and climate come together to create a polar vortex

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

Ghostly ice swirls appear off Chicago in brutal polar vortex from space

From hundreds of miles above Earth, the brutal polar vortex that gripped the Great Lakes turned into something strangely beautiful. A satellite view captured ghostly spirals of ice curling across Lake ...