Visualising Material World
We're experimenting this week. Material World - our weekly science programme presented by Quentin Cooper - will be accompanied, live, by some pictures. It will not be television and I won't reveal exactly how it will work - but give it a try. The visuals will stay up for several days after the programme - so if you don't catch it live you will still be able to see it.
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Mark Damazer is Controller, BBC Radio 4.