Explore every episode of the podcast - Darwin Festival 2009 from the Naked Scientists

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...

This week we're in conversation with Sir Terry Pratchett, author of the multi-million selling Discworld series. We find out what inspired 'The Science of Discworld 3: Darwin's Watch', get Richard Dawkins into holy orders and explore a world without Darwin...

Darwin's first book was on coral reefs. Brian Rosen, from the Natural History Museum in London,takes up the story...

This week we're in conversation with Nobel laureate Sir John Sulston, the man behind the human genome project. He tells how he went from chemist to biologist to work on a tiny worm, C. elegans, that laid the foundations for the sequencing of the human genome.

Award winning Canadian hip hop artist Baba Brinkman brings us his Rap Guide to Evolution, an hour of clever, witty and scientifically accurate rhymes that will have you seeing Darwin from a whole new perspective. Baba explores the history and current understanding of Darwin's theory, combining hilarious remixes of popular rap songs with clever lyrical storytelling that covers Natural Selection, Artificial Selection, Sexual Selection, Group Selection, Unity of Common Descent, and Evolutionary Psychology.

We catch up with festival attendees and speakers on the second day of the Darwin Festival at Cambridge. Today we search for the origins of religion, meet the man who got the Human Genome Project going and speak to Terry Pratchett about shaved cats...

This week sees Cambridge University celebrate the 150th anniversary of the publication of On the Origin of Species by Charles Darwin. Each day our team will bring you highlights from the events and exhibitions that make up the Darwin Festival. Today Richard Dawkins explains why scientists can't practise religion, we hear how butterflies imitate each other to survive and discover the genes that separate us from chimps!