A quirky aspect of the way we measure twisters helps explain why there hasn't been a top-tier-rated tornado in 12 years.

The Joplin tornado became one of the deadliest twisters in United States history when it tore through a small city in ...

Caught in the Storm' director Alexandra Lacey ('The Tinder Swindler') talks about the most emotional interviews she's ever ...

Severe storms and tornadoes are tearing through the South after deadly outbreak in the Midwest on Friday. Follow for live ...

With 85 mph winds, the Oxnard tornado knocked down trees and damaged homes and cars in Pico Rivera at around 3:15 a.m. There ...

May 20, 2013, marks the last time the United States was hit by the worst type of tornado. On that date, a monster EF5 tornado tore a 17-mile path through the Oklahoma City suburbs, creating "40 ...

The Enhanced Fujita Scale provides an estimated range of a tornado's wind speeds, based on the tornado's damage.

South Carolina sees a significant rise in tornadic activity from February to March, with spring being a top season for ...