Google Earth’s satellite imagery and cloud data ... bringing with it tropical moisture that created the perfect storm for a tornado to form. The evidence was all there. When Lipar’s team ...

Scientists know a lot more about how tornadoes form and work today than they did for much of the 20th century, said BBC Earth. But why some thunderstorms create "violent" twisters and others don't ...

A tornado is a column of air that rotates rapidly and reaches between the Earth’s surface and the ... Very unsettled weather conditions help tornadoes form as part of severe thunderstorms ...