Ever wonder how big tornadoes can get? Today, we're comparing the scale of the largest tornadoes ever to carve their way across Earth. Including one that caused nearly $1 Billion in damages. And ...

The tornado that pummeled through west-central Mississippi on Friday was large, destructive — and exceptionally rare. It caused at least 25 deaths in the state along a path of 59.4 miles ...

MOLINE, Ill. — Does size really matter when it comes to the strength of a tornado? With our recent bout of severe weather still on many minds across the Quad Cities, today's Ask Andrew question ...

A study reports observations of tornado wind speed and size that show stronger and wider tornadoes than previous damage-based estimates indicated. Ratings of tornado intensity and estimates of ...

Tornados are behaving strangely: The number of tornado outbreaks per year is fairly constant, but the number of tornados per outbreak has skyrocketed. And scientists aren't entirely sure why. In ...

But the snapshot above shows the fatalities in 1953, which up until 2011's tornado season, was the U.S.'s deadliest year, with 519 deaths after disasters in Texas, Michigan and Massachussetts.

Watch live storm coverage here | More tornado damage in Kentwood | Radar | Weather Alerts New video from Mike Burgess shows a clearer view of the twister. You can watch that video above. The ...