
Tornadoes, nearly three-quarters of which occur within the U.S., are unpredictable and can cause massive damage. New tools and data are helping scientists learn more about when they might form and what... Read more »

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Tornadoes are some of the most destructive forces of nature. Learn how tornadoes form, how they are rated, and the country where the most intense tornadoes occur. ➡ Subscribe: http://bit.ly/NatGeoSubscribe #NationalGeographic #Tornadoes... Read more »

Storm Chaser Tim Samaras is in Tornado Alley, looking for trouble. ➡ Subscribe: http://bit.ly/NatGeoSubscribe About National Geographic: National Geographic is the world’s premium destination for science, exploration, and adventure. Through their world-class... Read more »