Dr Roberts will be joined by colleagues from the series to explore Britain’s coastline, revealing its hidden science secrets, historcial tales and wildlife gems. The talk, entitled ‘Coast’, takes place on Saturday 12 June at 6.30 pm in Cheltenham Town Hall.

Kathy Sykes, Professor of Sciences and Society, at the University of Bristol and Dr Mark Lythgoe, Director of the Centre for Advanced Biomedical Imaging at University College London, are this year’s festival directors. They will be joined by guest directors Heston Blumenthal and Professor Brian Cox.

The festival, which takes place from 9 to 13 June, offers a wide programme of debate and discovery about science.

For more information, please visit the festival website. Events must be booked, either online or by telephoning 0844 576 8970.