The largest neighborhood air monitoring network in the U.S. allows residents to track Chicago air pollution in real time. On ...
With spring still a week away, Southern California is seeing a burst of summerlike heat, and forecasters warn that it raises the risk of heat illness.
Southern California is seeing a major warm-up Thursday, with a heat advisory in effect across much of the region as temperatures climb well above normal for March. KTLA meteorologist Henry DiCarlo ...