Uploaded February 2025 | Updated September 2026, 9 hours ago

---

Astrobiologist and theoretical physicist Sara Imara Walker chats to Logan Chipkin about "assembly theory" which attempts to explain biological evolution in terms of the laws of physics. For an extended version of this conversation, discussing the ambiguities of life vs non-life, visit qspace.fqxi.org/podcasts

And the problems of science publishing: Ivan Oransky of Retraction Watch discusses the perils of peer review with Colin Stuart.

Find out more about the work supported by FQxI at fqxi.org.

And donate to FQxI: fqxi.org/support-our-work/donations