"The level and extensiveness of the frigid air may be tough to match the rest of the winter," forecasters warned.

A deep and powerful trough of cold air will drop south from Canada this week, sending temperatures plummeting from the ...

Alerts for cold weather are in effect for nearly half of the U.S. population, running from the northern Plains to the Gulf Coast and the Rockies to the Southeast.

Marcus Garvey influenced Malcolm X and other civil rights leaders and was convicted of mail fraud in the 1920s.