Portrait of Lord Melvyn Bragg, host of In Our Time

Prebiotic chemistry

Abiogenesis is the natural process by which life arises from non-living matter, such as simple organic compounds. The prevailing scientific hypothesis is that the transition from non-living to living entities on Earth was not a single event, but a process of increasing complexity involving the formation of a habitable planet, the prebiotic synthesis of organic molecules, molecular self-replication, self-assembly, autocatalysis, and the emergence of cell membranes.

2 episodes

Episodes in this category also belong to the following categories:

  1. The Habitability of Planets

    Melvyn Bragg and guests discuss some of the ideas on the chemistry that was needed for life to begin and thrive on Earth and the implications for where we may find life elsewhere.

    12 December 2024

    listen ↗

    Featuring: Jayne Birkby, Saidul Islam, Oliver Shorttle

     
  2. The Origins of Life

    Melvyn Bragg discusses how the world’s first organic matter originated, nearly four billion years ago. What is the single common ancestor from which all living matter on our planet derives?

    23 September 2004

    listen ↗

    Featuring: Richard Dawkins, Richard Corfield, Linda Partridge