A supercell thunderstorm – a powerful type ... is that the tornado completed a full loop back over its own path. An EF5 ...

Oklahoma recently saw the destructive power of an EF5 tornado, but in the aftermath of the devastation, we've also been witness to the incredible resilience of the human spirit. Moore, OK resident ...

Subatomic particles called muons could measure pressure changes in supercell thunderstorms and the twisters they kick up.

On May 22 2011 the unthinkable happened an EF5 34 to 1 mile wide tornado developed within seconds and tore through the heart of Joplin Missouri Leaving in its wake complete and total destruction ...

A supercell is a highly organized thunderstorm with some components that set it apart from other "garden variety" thunderstorms. Supercells have the capability to produce tornadoes, damaging hail ...

Furthermore the US also has to face more violent tornadoes, those rated EF4 or EF5, than any other country ... This increases atmospheric instability, a vital supercell ingredient.” ...