A space-based animation shows how fierce storms are sowing destruction over the South.
Six decades of twister tracks shows that some places get hit again and again.
Twister activity gets intriguing treatment in this explorable visualization.
How to design disaster-proof places where people would actually want to live.
All in all, the U.S. suffered 11 meteorological calamities costing $1 billion or more.
Even from space, the storm that dropped the Moore tornado looks chilling.
Of all the weather phenomena, from droughts to hurricanes, it's hardest to figure out how a warmer planet will impact Tornado Alley. Here's why.
Three major twisters have hit the city since 1999. Here's a look at how improbable that is.
This image was taken right before a huge tornado hit the Dallas/Ft. Worth area, killing at least six people.
According to new research on injuries sustained during twisters, brain damage and busted spines are common; impalements by flying wood less so.
Weather forecasts like these can change substantially over the course of mere hours.
Using a car-top video camera, USC researcher Andrew Curtis tracks disaster recovery over time.