The scale would rate a storm based on the amount of dust in the air, as well as other components, researchers say.

A stretch of Interstate 10 at the Arizona-New Mexico border has claimed more than 50 lives over the last 40 years due to dust ...

A late-night dust storm warning rolled across central San Bernardino County on Sunday, tangling up traffic through the Mojave ...

An emergency alert was pushed across mobile phones stating that a dust storm was in effect until 5:15 p.m. for Canyon and ...