Excessive heat is America's No. 1 weather killer most years. This heat wave 30 years ago claimed hundreds of lives in the ...

Tornadoes come in all shapes and sizes, ranging from terrifying behemoths to awe-inspiring, graceful twisters. In this video, ...

Tornadoes have always been a fascinating yet terrifying natural phenomenon, but some of them leave behind destruction that seems almost unreal. What does it take for a tornado to become an EF-5? How ...

According to local authorities, at least 109 people died on July 4 and 5, most of which were swept up in floodwaters from ...