1. Making Sound

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. 2 March 2017. 60 min

Dr Helen Czerski investigates the science behind the sounds we're familiar with and the sounds that we normally can't hear, from Big Ben to the Stromboli volcano.

2. Using Sound

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. 9 March 2017. 60 min

Dr Helen Czerski examines the extraordinary messages sound waves carry and how they help us understand the world around us.