This week historian Sandra Herbert tells how she retraced Darwin's footsteps to the Galapagos in search of rock samples to prove his volcanic theories were right... Like this podcast? Please help us by <a href="https://www.thenakedscientists.com/donate">supporting the Naked Scientists</a>

Diamond Light Source - Probing our Cultural Heritage

Probing the weird, wacky and spectacular, the Naked Scientists Special Editions are special one-off scientific reports, investigations and interviews on cutting-edge topics by the Naked Scientists team.