Thirty-five years ago, an outbreak of tornadoes ripped through Kansas, Nebraska, Oklahoma, Iowa, Missouri, and Texas.

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 ...

According to a NOAA database, 59 EF5/F5 tornadoes have occurred since 1950, but it has been nearly 12 years since the last event, when an EF5 devastated Moore, Oklahoma in 2013. Researchers from the ...