But what are EF5 tornadoes, and are they different from their F5 counterparts? Here are all the available details regarding the nomenclature of the chaotic natural phenomena. Simply put ...

Those two words—tornado emergency—were a spur of the moment effort by forecasters to convey the grave danger residents faced in the path of this F5 tornado that had grown more than one-and-a-half ...

In this preview of "The Last F5", Robert Hadlock and Jim Spencer recount the first time they saw the F5 that moved through Jarrell, Texas. In this preview of "The Last F5", Robert Hadlock and Jim ...

The town of Sunfield, Illinois, about 65 miles southeast of St. Louis, was wiped out by one of the 25 tornadoes. It was later rated F5 after the Fujita scale was implemented in 1971. Incredibly, only ...