Exodus: Elon Musk argues that we must put a million people on Mars if we are to ensure that humanity has a future

‘I think there is a strong humanitarian argument for making life multi-planetary,’ he told me, ‘in order to safeguard the existence of humanity in the event that something catastrophic were to happen, in which case being poor or having a disease would be irrelevant, because humanity would be extinct. It would be like, “Good news, the problems of poverty and disease have been solved, but the bad news is there aren’t any humans left.”’
Read more