Ewan Birney talks to Jim Al-Khalili about his work on deciphering the human genome and the recent controversy over claims about the demise of 'Junk' DNA
Prof Dame Athene Donald talks to Jim Al-Khalili about her work on the microscopic world inside everyday stuff and her passionate campaign to get more women in science.
Can we live healthier lives in old age? Jim Al-Khalili talks to Prof Dame Linda Partridge who studies the genetics of ageing, with the hope that one day she can slow it down.
Lord John Krebs left academia to run the Food Standards Agency. He tells Jim al-Khalili about life in the public sphere and dealing with foot and mouth disease, and badgers and TB
What links the English Channel to valleys on Mars? Jim talks to geologist Sanjeev Gupta.
Geologist Sanjeev Gupta talks to Jim Al-Khalili about his love of exploring exotic terrains, from the foothills of the Himalaya to the red deserts of Mars. His research has taken him across the earth and now into space, working as a Long Term Planner on NASA's current Mars Curiosity Mission. But Sanjeev Gupta's big discovery lay at the bottom of the English Channel. Unearthing a 'wacky' theory from the 1980s, Sanjeev set out to prove that a series of megafloods caused Britain to separate from continental Europe and become an island.
Professor Dame Nancy Rothwell on her ground-breaking work on obesity, her discovery of an experimental treatment for stroke, and her leadership of the UK's largest university.
Jim Al-Khalili talks to Sue Ion about working in the nuclear industry in the dark decades post Chernobyl and about why nuclear power has to part of our energy mix for the future.
Jim Al-Khalili talks to Alan Watson about his quest to discover the source of cosmic rays, particles with energies millions of times greater thany anything produced at CERN
Jim Al-Khalili talks to breast cancer pioneer, Valerie Beral about her Million Women study and why she thinks a so-called 'vaccine' should be developed to prevent breast cancer.