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Sanjeev Gupta

What links the English Channel to valleys on Mars? Jim talks to geologist Sanjeev Gupta.

• 28 mins

Lord John Krebs

Lord John Krebs talks to Jim al-Khalili about birds, foot and mouth disease and badgers.

• 28 mins

Linda Partridge

The science of longevity - Jim Al-Khalili chats to geneticist Prof Dame Linda Partridge.

• 28 mins

Athene Donald

Prof Dame Athene Donald talks to Jim Al-Khalili about the physics behind everyday stuff.

• 28 mins

Ewan Birney

Ewan Birney talks to Jim Al-Khalili about deciphering the human genome and junk DNA.

• 28 mins

David Spiegelhalter

Jim Al-Khalili talks risk and uncertainty with Prof David Spiegelhalter.

• 28 mins

Elizabeth Stokoe

Jim Al-Khalili talks to Professor Elizabeth Stokoe about studying real-life conversations.

• 28 mins

Russell Foster

Jim Al-Khalili talks to zoologist Russell Foster about circadian rhythms and jet lag.

• 28 mins

Joanna Haigh

Joanna Haigh, professor of physics at Imperial College, talks climate with Jim Al-Khalili.

• 28 mins

Mark Lythgoe

Jim Al-Khalili discusses medical imaging and mountain climbing with Prof Mark Lythgoe.

• 28 mins

Mike Benton

Jim Al-Khalili discusses digging up dinosaurs in remote places with Prof Mike Benton.

• 28 mins

Ian Stewart

Jim Al-Khalili discusses sci-fi and popularising maths with Prof Ian Stewart.

• 28 mins

Sophie Scott

Jim Al-Khalili talks to neuroscientist Sophie Scott about the science of laughter.

• 28 mins

Jenny Graves

Jim Al-Khalili talks kangaroos and the death of the Y chromosome with Prof Jenny Graves.

• 28 mins

Wendy Hall

Jim Al Khalili discusses the development of the web with Prof Wendy Hall.

• 28 mins

Peter Higgs

Peter Higgs opens up to Jim Al-Khalili about the real story of the Higgs boson.

• 28 mins

Sue Black

Jim Al-Khalili talks to forensic scientist Sue Black about identifying human bodies.

• 28 mins

Vikram Patel

Jim Al-Khalili discusses global mental health with psychiatrist Prof Vikram Patel.

• 28 mins

Mark Miodownik

Mark Miodownik talks nuclear weapons, 3D printers and smart materials with Jim Al-Khalili.

• 28 mins

Anne Glover

Anne Glover talks to Jim Al-Khalili about glow-in-the-dark bacteria and advising ministers

• 28 mins

Alf Adams

Alf Adams remembers his small idea that changed the world, with Jim Al-Khalili.

• 28 mins

Veronica van Heyningen

Jim Al-Khalili talks to Veronica van Heyningen about the gene that builds the eye.

• 28 mins

Julia Slingo

Jim Al-Khalili talks to Dame Julia Slingo, the chief scientist at the Met Office.

• 28 mins

Professor Sir Michael Rutter

Jim Al-Khalili meets child psychiatrist Prof Sir Michael Rutter.

• 28 mins

Janet Hemingway

Janet Hemingway on malaria and the coming of insecticide resistance, with Jim Al-Khalili.

• 28 mins

Chris Lintott

Chris Lintott tells Jim Al Khalili about crowd sourced astronomy and Galaxy Zoo.

• 28 mins

Sandy Knapp

Botanist Sandy Knapp talks about her adventures collecting plants in South America.

• 28 mins

Chris Llewellyn Smith on nuclear fusion

Chris Llewellyn Smith on quarks, bosons and running the biggest experiments in history.

• 28 mins

Zoe Shipton on fracking

Jim Al-Khalili discusses earthquakes and fracking for gas with geologist Zoe Shipton.

• 28 mins

Jeremy Farrar on fighting viruses

Jim Al-Khalili in conversation with Dr Jeremy Farrar, director of the Wellcome Trust.

• 28 mins