TornadoThe last five years have seen rapid developments in camera technology. The result is a wealth of new footage capturing incredible natural phenomena, up close and in stunning detail. This rich seam of filmed material has become an invaluable resource for scientists, pushing their research into uncharted territory. Dangerous Earth delves into this fantastic bank of footage to uncover the latest scientific advances, with each episode focusing on a different subject – volcanoes, auroras, avalanches, icebergs, hurricanes and lightning. Back in the studio, some of the world’s top scientists conduct intriguing experiments and unpack the findings from this spectacular visual database, bringing the science to life in an entertaining and accessible way.Dr Helen Czerski peers into the heart of the storm to find out how advances in technology are giving new insight into tornadoes - the fastest winds on the planet. From the breathtaking footage that capture the extreme weather events that produce them, to the latest experiments investigating their incredible destructive power, Helen discovers how our increasing understanding of the subtle changes deep within a storm is improving our ability to predict when and where these devastating beasts will strike.