The heart of America's tornado activity is on the move. What we've long known as "Tornado Alley" isn't staying put in its traditional Great Plains territory. Scientists are tracking a concerning shift ...

Cities like Dallas and Austin, Texas, are seeing four fewer tornado days per decade, while the traditional Tornado Alley region from the 1950s through the 1990s centered on northeastern Texas and ...

Scientists say a new epicenter is forming for the deadliest storm zone in the U.S. Here’s where people are now most at risk from tornadoes. A mesocyclone moves across the evening sky in Elk City, ...