Just letting everyone know about this great podcast by Founders Fund.
They are currently running the second season which covers some interesting topics on the Colonization of Mars.
The podcast is called Anatomy of Next, you should be able to find it on your podcast app. (They do have a native player on their site - Link below)
The episodes so far in the current season (New World):
Episode 1: New World
Episode 2: Malthus Was Wrong
Episode 3: Strange Rockets
Episode 4: How to Die in Outer Space
https://foundersfund.com/anatomy-of-next/podcasts/
They have some awesome speakers this season, the episodes are about +-30 minutes each.
The prior season (Utopia) also covered some great topics.