The polar vortex is sending arctic blasts and chilly temperatures to most of the United States, and states from Texas to Oklahoma could see snow, sleet and ice. As of Wednesday, Jan. 21, millions of ...

Rising Arctic temperatures and melting sea ice could be causing cold air to flow into the Northern Hemisphere. But not all scientists agree. By Eric Niiler The polar vortex is a ribbon of ...

A potentially major snow storm this weekend could give way to a blast of Arctic air for the second consecutive week. The next polar vortex impact is expected to follow a storm that could dump 6 inches ...

Researchers at ETH Zurich and the University of Basel have inverted the direction of the magnetic field of a ferromagnet – comparable to a compass needle – using a short laser pulse. The ferromagnet ...

Despite being notorious for bringing brutal cold and dangerous wind chills, the polar vortex has a surprising upside. Discover how it can lead to clearer skies, fewer storms, and ideal conditions for ...

To understand what Americans are experiencing with this winter blast, we need to look more than 20 miles above the surface of Earth, to the stratospheric polar vortex. When you purchase through links ...

As the Great Lakes region braces for a predicted near-record cold this weekend, Michiganians are again cursing the dreaded "polar vortex." But what exactly is this meteorological menace? And why is it ...

Three sets of conserved polarity proteins — the partitioning defective (PAR), Scribble and Crumbs complexes — regulate polarization processes in many different cell types and organisms, including ...

If you’ve been waiting for an excuse to stay inside under the covers, today might be your lucky day. A blast of cold, Arctic air is visiting parts of Canada starting on Friday and into the weekend.

Copyright 2026 The Associated Press. All Rights Reserved. Copyright 2026 The Associated Press. All Rights Reserved. With many Americans still recovering from repeated ...