How do harmless puffy white clouds grow into towering, potentially dangerous cumulonimbus thunderstorms? On their surface, clouds appear to be an odd contradiction of nature — light enough to float on ...

A massive thunderstorm turns the sky dark over a field in Sweden. Thunderstorms can inspire the entire range of human emotion with their vivid displays of nature's fury. Storms are used to set an ...

It is known that thunderstorms tend to form on warm, humid days when the air is unstable. However, accurately predicting ...

Some thunderstorms suddenly grow very strong, while others simply fizzle out. Predicting where this will happen has long been extremely difficult. Now researchers present a physical explanation for ...

When those thunderstorms formed that spawned the deadly tornadoes across the south earlier thsi week formed, some of them reached incredible heights over 50,000 feet tall -- thats' nearly 10 miles ...