This Mortal Coil - Paul Davies on Viruses & Life Itself

Searching for the secrets of life, scientists for generations have questioned if life really does look like magic: even a humble bacterium accomplishes things so dazzling that no human engineer can match it. Indira Naidoo speaks with world-renowned physicist and science communicator Paul Davies searches for answers in a field so new and fast-moving that it lacks a name. What it means to be alive and even touching on the age-old question of whether we are alone in the universe.