The most intense thunderstorms on the planet are thought to occur in part of Argentina, and a big group of Colorado scientists is preparing to go there in an effort to unlock their secrets .The ...

We're taking a look at what the biggest dangers are from a severe thunderstorm and what triggers them. Drivers face staggering fines amid government U-turn on popular traffic law: 'Some people are … ...

Millions in the Upper Midwest face the possibility of a severe thunderstorm outbreak Monday that could bring rounds of dangerous storms capable of unleashing damaging winds, large hail and strong ...

Unseasonable warmth is setting the stage for damaging thunderstorms capable of bringing powerful wind, large hail and tornadoes to nearly 175 million people in the central and eastern United States ...

Severe storms — thunderstorms that produce tornadoes, hail at least one inch in diameter, or damaging winds (58 mph or higher) — are destructive and deadly. They cause an average of 200 deaths ...