Episode details
Available for over a year
Scientists say they've solved the mystery of how complex life first appeared on Earth. It all centres on what they call the Snowball Earth theory. The Newsroom's Terry Egan reports.
Programme WebsiteUse Â鶹Éç.com or the new Â鶹Éç App to listen to Â鶹Éç podcasts, Radio 4 and the World Service outside the UK.
Available for over a year
Scientists say they've solved the mystery of how complex life first appeared on Earth. It all centres on what they call the Snowball Earth theory. The Newsroom's Terry Egan reports.
Programme Website