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Discovery Episodes

  1.

    Irene Tracey on pain in the brain

    Irene Tracey tells Jim Al-Khalili how imaging the brain reveals how and why we feel pain.

  2. Paul Davies on the origin of life and the evolution of cancer

    Paul Davies talks to Jim al-Khalili about the origin of life and the search for aliens.

  4. Why do birds sing?

    6/6 And why does the human voice change as we age?

  5. Does infinity exist?

    Rutherford and Fry embark on a never-ending quest for infinite knowledge

  6. Why do we get d茅j脿 vu?

    4/6 Plus is anything really random?

  7. Will we ever find alien life?

    3/6 Where are we looking for alien life and what are the chances of finding it?

  8. Why people have different pain thresholds

    2/6 Plus, how fast can a human run?

  9. How do instruments make music?

    1/6 Why do different musical instruments sound unique?

  10. A sense of time

    Does a second feel the same for a fly, a bird, or a swordfish, as it does for me?

  11. Cat Hobaiter on communication in apes

    Jim al-Khalili talks chimp gestures with Dr Cat Hobaiter

  12. Carlo Rovelli on rethinking the nature of time

    Theoretical physicist Carlo Rovelli on why time is not what it seems

  13. Corinne Le Qu茅r茅 on carbon and climate

    Corinne Le Qu茅r茅 on carbon and the global climate

  14. Ken Gabriel on why your smartphone is smart

    Ken Gabriel on inventing micro devices found in smartphones

  15. Donna Strickland and extremely powerful lasers

    Donna Strickland on inventing extremely powerful lasers and winning a Nobel Prize

  16. Unbottling the past

    The discovery and recreation of an iconic perfume formula for Soir de Paris

  17. California burning

    Roland Pease investigates the growing fire hazard in California

  18. ShakeAlertLA - California鈥檚 earthquake early warning system

    The mobile app that will warn southern Californians if an earthquake is heading their way

  22. Eddington's eclipse and Einstein's celebrity

    Philip Ball tells the story of Arthur Eddington's confirmation of general relativity

  23. Earthrise

    The story of one of the most iconic photos of the last 50 years

  24. The Supercalculators

    Alex Bellos meets the supercalculators taking part in the Mental Calculation World Cup.

  27. Tracking the First Animals on Earth

    In search of the first animals on the Earth, more than half a billion years ago

  28. Cooling the City

    How can we adapt and prepare our cities for extreme weather conditions?

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