�鶹��

Use �鶹��.com or the new �鶹�� App to listen to �鶹�� podcasts, Radio 4 and the World Service outside the UK.

World Service,1 min

Is it possible to reach the earth’s core?

Available for over a year

Paul Savage on the challenges of getting to the centre of the earth. (Photo: a giant Earth drill - Getty Images)