Went to a terrific lecture at Barnard's Inn Hall (@greshamcollege.bsky.social) by Prof. Alain Goriely FRS (Gresham Professor of Geometry) on the brain: "Network and Communication" Pt. 3 of a series of (at least) 6 installments. The first 3 are available online:
https://www.gresham.ac.uk/speakers/professor-alain-goriely