The 'Biospherians' were a crew of eight people who were sealed inside a giant greenhouse in the Arizona desert for two years to see if humans could survive on other planets. Show more
Discover 11,128,835 listings and 279,438 playable programmes from the BBC
The 'Biospherians' were a crew of eight people who were sealed inside a giant greenhouse in the Arizona desert for two years to see if humans could survive on other planets. Show more
The BBC's international radio station
