Science View S2013E22 - Calm Before the Tornado - Giant Whirlwinds

Tornadoes seem to come out of the blue. But do they really? The latest research shows that they are closely related to cumulonimbus storm clouds called 'supercells'. Cumulonimbus clouds usually turn into rain and disappear. But with an extra element present, the likelihood of a tornado forming out of them soars. Come and explore the mysteries behind this fearsome force of nature with Science View!