9.0 / 10
(3 votes)
Scientists strive to understand what caused the devasting tornado outbreak of April 2011. Could their research improve future tornado prediction?
United States of America
Documentary
52 minutes
2012
Sean Varley

2012
10.0

1995
6.5

2015
6.0
1976
0.0

0.0

2022
0.0

2014
5.0

2020
7.0

2024
6.5

2016
6.0

1987
0.0

2009
0.0

2024
7.0

1996
0.0

1999
0.0

2022
7.0

2004
8.2

1993
0.0

2012
0.0