Compared to more than 1,200 that strike American soil. So, what makes the US so special? To make a tornado, you need just the right mix of ingredients: Warm, humid air near the ground. Cold air ...

That tornado was on the ground for only a few seconds ... Another camera from his backyard shows a different angle - the fence rattling as the storm knocks over plants. "I opened up the back ...

Last June 11 Tim Samaras and two colleagues did the near impossible—they chased down a tornado and placed a probe with video cameras directly in its path. Beginning at precisely 2:23 p.m. the ...

This amazing footage inside a tornado was captured by William Bozeman, who shot the video on his iPhone 4 in Columbia, Mississippi, where he works. While running to take cover Bozeman lost his ...