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Jim Al-Khalili in conversation with Dr Jeremy Farrar, director of the Wellcome Trust.
Jim Al-Khalili discusses earthquakes and fracking for gas with geologist Zoe Shipton.
Chris Llewellyn Smith on quarks, bosons and running the biggest experiments in history.
Botanist Sandy Knapp talks about her adventures collecting plants in South America.
Chris Lintott tells Jim Al Khalili about crowd sourced astronomy and Galaxy Zoo.
Janet Hemingway on malaria and the coming of insecticide resistance, with Jim Al-Khalili.
Jim Al-Khalili meets child psychiatrist Prof Sir Michael Rutter.
Jim Al-Khalili talks to Dame Julia Slingo, the chief scientist at the Met Office.
Jim Al-Khalili talks to Veronica van Heyningen about the gene that builds the eye.
Alf Adams remembers his small idea that changed the world, with Jim Al-Khalili.
Anne Glover talks to Jim Al-Khalili about glow-in-the-dark bacteria and advising ministers
Mark Miodownik talks nuclear weapons, 3D printers and smart materials with Jim Al-Khalili.
Jim Al-Khalili discusses global mental health with psychiatrist Prof Vikram Patel.
Jim Al-Khalili talks to forensic scientist Sue Black about identifying human bodies.
Peter Higgs opens up to Jim Al-Khalili about the real story of the Higgs boson.
Jim Al Khalili discusses the development of the web with Prof Wendy Hall.
Jim Al-Khalili talks kangaroos and the death of the Y chromosome with Prof Jenny Graves.
Jim Al-Khalili talks to neuroscientist Sophie Scott about the science of laughter.
Jim Al-Khalili discusses sci-fi and popularising maths with Prof Ian Stewart.
Jim Al-Khalili discusses digging up dinosaurs in remote places with Prof Mike Benton.
Jim Al-Khalili discusses medical imaging and mountain climbing with Prof Mark Lythgoe.
Joanna Haigh, professor of physics at Imperial College, talks climate with Jim Al-Khalili.
Jim Al-Khalili talks to zoologist Russell Foster about circadian rhythms and jet lag.
Jim Al-Khalili talks to Professor Elizabeth Stokoe about studying real-life conversations.
Jim Al-Khalili talks risk and uncertainty with Prof David Spiegelhalter.
Ewan Birney talks to Jim Al-Khalili about deciphering the human genome and junk DNA.
Prof Dame Athene Donald talks to Jim Al-Khalili about the physics behind everyday stuff.
The science of longevity - Jim Al-Khalili chats to geneticist Prof Dame Linda Partridge.
Lord John Krebs talks to Jim al-Khalili about birds, foot and mouth disease and badgers.
What links the English Channel to valleys on Mars? Jim talks to geologist Sanjeev Gupta.