From twisters avoiding cities to the belief that opening your windows equalizes the air pressure, tornadoes are the target of ...

This type of tornado tends to be violent and rated as EF3, EF4, and EF5 storms on the Enhanced-Fujita scale. 5, Multi-Vortex Tornado. A multiple-vortex tornado features two or more vortices inside ...

The viscous wind found inside a tornado can form multiple subvortices as it spins. While more prevalent than satellite tornadoes, a vortex can be more difficult to see behind debris and rain.

A large, violent tornado caused damage Thursday night in southwest Oklahoma. The storm produced the twister in the 7 p.m. hour in the area near Duke and Olustee, Okla., in Jackson County.

A whirling vortex of smoke seen on camera as the "Park Fire" in California exploded Thursday looked just like a tornado, but scientists are investigating whether it was a rare fire tornado or just ...

A team of storm chasers and scientists made history by successfully flying a 3D-printed drone into a tornado, collecting real-time data that could revolutionize severe weather research and ...