Dr Helen Czerski takes us on a sonic odyssey through the sounds of the universe – to reveal what the physics of sound can tell us about the world and how it works.
The world is awash with sound waves, they are all around us. However sound is so much more than simply a soundtrack to our lives, and the more we’ve discovered about the physics of sound, the more extraordinary the secrets it has revealed.
Sound Waves: The Symphony of Physics is broadcast on BBC Four. Full broadcast details, and watch again links, can be found on bbc.co.uk.