On June 8, 1966, an F5 twister touched down in Topeka, Kansas, killing 17 people and injuring hundreds. All of these years ...

The most rare and extreme form of tornado struck eastern North Dakota in June, but experts just determined how strong it really was.

The nation's longest "drought" between EF5 tornadoes has come to an end, scientists from the National Weather Service ...

On May 10th, 1996, a massive tornado outbreak tore through Oklahoma, but for one meteorologist, it was also a once-in-a-lifetime opportunity. Professor Jo Harding and her storm-chasing team set out to ...

After over 12 years, the EF5 tornado drought in the U.S. has come to an end. A tornado that struck Enderlin, North Dakota, in June was just upgraded to an EF5. Find the details here.

Meteorologists said this week that a deadly tornado in North Dakota this summer has been upgraded to a top-of-the-scale EF5, and was the first on American soil in 12 years.