A new kind of life?

Dallas speaks to NASA astrobiologist Dr Felisa Wolfe-Simon about the discovery of arsenic-loving microbes. Does this mean that life on Earth has arisen not once, but twice? If so, then it has profound implications for the Drake Equation and the search for alien life.

Release date:


5 minutes


Role Contributor
PresenterDallas Campbell
DirectorTim Usborne
ProducerTim Usborne
ProducerEd Booth
Executive ProducerTina Fletcher
Executive ProducerDermot Caulfield

This clip is from

Featured in...