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
Discover 11,128,835 listings and 279,860 playable programmes from the BBC
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