This story has been edited to correct an error. Judah Cohen is affiliated with the Massachusetts Institute of Technology. Our old wintertime friend the polar vortex ...

Frigid Arctic air can be pushed south thanks to the polar vortex, which triggers cold snaps with temperatures plunging to lows that can lead to extreme cold warnings in Ontario, and elsewhere. Get our ...

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 ...

The polar vortex collapsed, and severe temperatures are set to dominate most of the country in the coming days. Single-digit temperatures are forecast for much of the Northeast, and subzero ...

Mathew Barlow has received federal funding for research on extreme events and also conducts legal consulting related to climate change.. Judah Cohen does not work for, consult, own shares in or ...

A forecast map reveals which states can expect to see "persistent cold" in the weeks ahead, after experts said the polar vortex would unleash waves of icy air across parts of the U.S. through January.

Satellite image of a bomb cyclone. It’s winter in the Northern Hemisphere. We are actually having a proper one this year. Irrespective of what is going on with our climate, it is supposed to be cold ...

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 ...

Above: A Von Karman vortex street downwind of the Canary Island chain in the eastern Atlantic Ocean off the coast of Africa on Feb. 27, 2015. Image credit: NASA Worldview. Editor's note: Meteorologist ...

When Russia's invasion of Ukraine began, Pavel 'Pasha' Talankin found himself waging a silent one-man war to save the town of ...

There are more than 600 unhoused people in the area during the polar vortex and few resources to help, experts say ...

An earlier headline incorrectly described Jeffrey Sherman as having received an injection that inspired his father to write the Disney song "A Spoonful of Sugar." Sherman did not receive an injection ...