The story of scientists who believe they can detect when a supertwister - the most powerful of tornadoes - will strike, giving people a chance to flee before it hits. Show more
Discover 11,128,835 listings and 280,417 playable programmes from the BBC
The story of scientists who believe they can detect when a supertwister - the most powerful of tornadoes - will strike, giving people a chance to flee before it hits. Show more
BBC One is a TV channel that started broadcasting on the 20th April 1964. It replaced BBC Television.
