Clear+Vivid with Alan Alda podcast

Kelly and Zach Weinersmith: A Second Home on Mars?

0:00
41:19
Manda indietro di 15 secondi
Manda avanti di 15 secondi

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. 

Altri episodi di "Clear+Vivid with Alan Alda"