Stephen Sackur speaks to Jacob Bleacher, chief exploration scientist at Nasa. In this time of pandemic and climate change, is space exploration a potential lifeline or a vanity project? Show more
First broadcast: on BBC News AfricaLatest broadcast: on BBC News Middle East
At a time of pandemic and climate change, is space exploration a possible lifeline or a vanity project? Stephen Sackur talks to Jacob Bleacher, Chief Exploration Scientist at NASA. Show more
