More than 1 million people were told to stay inside for seven hours on Tuesday as a warning went out about the new threat.

Dramatic videos circulating earlier this week showed walls of dust towering over roadways, prompting warnings.

Three main factors contribute to the formation of Midwest dust storms: strong winds, dry soil in farm fields and large amounts of loose soil. That’s according to Andy Taylor, the Science and ...

A dangerous mix of severe thunderstorms in the Plains and Midwest and hazardous dust in southern California is prompting widespread alerts. The National Weather Service warns of tornadoes, giant hail, ...