Jet streams play a key role in how tornadoes are formed. When it comes to tornadoes, you’ve seen them, and you’ve seen what they can do. But do you really know how a tornado forms into that monstrous ...

The theory that tornadoes form high in the atmosphere and then descend to the ground has recently been challenged by a study. American researchers claim ...

There are more tornadoes in the US than anywhere else on Earth. How do they form? This is in part because of the geography of the US. (AP video/Laura Bargfeld; Production/Shelby Lum; Animation/Eva ...

(Reuters) - A succession of tornadoes ripped through Alabama's Lee County on Sunday with winds of 150 miles per hour (241 kph), killing at least 23 people including children in the deadliest such ...