Tornados or sandstorms take simple ingredients like air, earth and water and transform them into something spectacular, powerful and incredibly dangerous. And despite scientists studying it for thousands of years, we know far less about how weather works than anyone might expect. This, however, is about to change: by teaming up with maverick experts and renowned specialists from all around the world, a whole range of fascinating new discoveries from the cutting edge of science will be revealed.

Originally broadcast in 2014.