0:00
41:19
Should we be planning to establish settlements on the moon and Mars? To many, including a couple of billionaires, the idea has become almost an obsession. An unlikely husband and wife duo has spent years digging deeply into plans to colonize space. Their conclusion: not so fast.
Fler avsnitt från "Clear+Vivid with Alan Alda"
Missa inte ett avsnitt av “Clear+Vivid with Alan Alda” och prenumerera på det i GetPodcast-appen.