Astrobiology and the Search for Extraterrestrial Life

What is life and what are the definitions of life? What do we know about the origin of life and what are the current hypotheses for how it originated on the Earth?

These media resources form part of an on-demand Coursera MOOC developed by by Professor Charles Cockell of the School of Physics and Astronomy.  You can sign up for this free course here: Astrobiology and the Search for Extraterrestrial Life and download the media resources from Media Hopper Create.